Question: Which is a comopany that provides human resources management software, United Continental Holdings or Automatic Data Processing?

full_context: Document 1: United Airlines: United Airlines, Inc., commonly referred to as United, is a major U.S. airline headquartered in Chicago, Illinois. It is the world's third-largest airline when measured by revenue, after American Airlines and Delta Air Lines. United operates a large domestic and international route network, with an extensive presence in the Asia-Pacific region. United is a founding member of Star Alliance, the world's largest airline alliance. Regional service is operated by independent carriers under the brand name United Express. Its main competitors are American Airlines, Delta Air Lines, and Southwest Airlines.
Document 2: Gary C. Butler: Gary C. Butler was the CEO and president of Automatic Data Processing. He held this position from August 2006 through November 2011, and had been with the company for 37 years. From 1990 to 1995, he served as Group President for ADP’s Dealer Services Group; and from 1995 to 1998 he served in the same capacity for ADP’s Employer Services Group. Prior to assuming his role as CEO in 2006, Butler was President and Chief Operating Officer of the company.
Document 3: Berkshire Hathaway: Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. The company wholly owns GEICO, Long & Foster, BNSF Railway, Lubrizol, Fruit of the Loom, Helzberg Diamonds, FlightSafety International, Pampered Chef, and NetJets, and also owns 26.7% of the Kraft Heinz Company, and significant minority holdings in American Express (17.15%), The Coca-Cola Company (9.4%), Wells Fargo (9.9%), IBM (6.9%) and Apple (2.5%). Since 2016, the company has acquired large holdings in the major US airline carriers and is currently the largest shareholder in United Airlines and Delta Air Lines and a top 3 shareholder in Southwest Airlines and American Airlines. Berkshire Hathaway has averaged an annual growth in book value of 19.0% to its shareholders since 1965 (compared to 9.7% from the S&P 500 with dividends included for the same period), while employing large amounts of capital, and minimal debt.
Document 4: Moody's Corporation: Moody's Corporation, often referred to as Moody's, is an American business and financial services company. It is the holding company for Moody's Investors Service (MIS), an American credit rating agency, and Moody's Analytics (MA), an American provider of financial analysis software and services.
Document 5: United Continental Holdings: United Continental Holdings, Inc. (formerly UAL Corporation) is a publicly traded airline holding company headquartered in the Willis Tower in Chicago. UCH owns and operates United Airlines, Inc. The company is the successor of UAL Corporation, which agreed to change its name to United Continental Holdings in May 2010, when a merger agreement was reached between United and Continental Airlines. Its stock trades under the UAL symbol. To effect the merger, Continental shareholders received 1.05 shares of UAL stock for each Continental share, effectively meaning Continental was acquired by UAL Corporation; at the time of closing, it was estimated that United shareholders owned 55% of the merged entity and Continental shareholders owned 45%. The company or its subsidiary airlines also have several other subsidiaries. Once completely combined, United became the world's largest airline, as measured by revenue passenger miles. United is a founding member of the Star Alliance.
Document 6: Audi Performance and Racing: APR LLC is an American automotive engineering and motorsport company that offers aftermarket performance products for cars built by the Volkswagen Group, including Audi, Porsche, SEAT, Škoda and Volkswagen. Audi Performance & Racing was founded in 1997 by Brett Augsburger and Stephen Hooks, automotive engineers looking to offer aftermarket upgrades for Volkswagen Auto Group cars. Their first product was a ECU software upgrade for the 1997 Audi A4 1.8T, but the company soon expanded its product line to include exhaust and turbo systems. APR engine tuning products use proprietary software for reading and writing to Bosch Motronic engine control units.
Document 7: International Airlines Group: International Consolidated Airlines Group, S.A., often shortened to IAG, is an Anglo-Spanish multinational airline holding company with its operational headquarters in London, England and its registered office in Madrid, Spain. It was formed in January 2011 after a merger agreement between British Airways and Iberia, the flag carrier airlines of the United Kingdom and Spain respectively. As British Airways was the larger company, those holding shares in British Airways at the time of the merger were given 55% of the shares in the new, merged company. British Airways and Iberia ceased to be independent companies and instead became 100% owned subsidiaries of IAG. It is the sixth-largest airline company in the world, producing €22.567 billion revenue in 2016. The company is listed on the London Stock Exchange and the Madrid Stock Exchange. It is a constituent of the FTSE 100 Index and IBEX 35 Index.
Document 8: Standard &amp; Poor's: Standard & Poor's Financial Services LLC (S&P) is an American financial services company. It is a division of S&P Global that publishes financial research and analysis on stocks, bonds and commodities. S&P is known for its stock market indices such as the U.S.-based S&P 500, the Canadian S&P/TSX, and the Australian S&P/ASX 200. S&P is considered one of the Big Three credit-rating agencies, which also include Moody's Investors Service and Fitch Ratings. Its head office is located on 55 Water Street in Lower Manhattan, New York City.
Document 9: Appstar Financial, LLC: Appstar Financial, LLC is a financial services company headquartered in San Diego, California U.S.A. The company provides financial processing products and services for credit and debit, and other card transactions directed towards the smaller merchants. These services may include credit & debit card process, EFT and cash advance. The mainstay of the Appstar customer base are small merchants processing in food service and smaller retail establishments. The company's main businesses is payment processing.
Document 10: Automatic Data Processing: ADP, LLC., is an American provider of human resources management software and services. ADP was formerly one of four American companies to get a AAA credit rating from Standard & Poor's (S&P) and Moody's, but S&P and Moody's downgraded ADP to AA in April 2014, after the dealer services unit was spun off.
Document 11: American Airlines Group: American Airlines Group, Inc. is an American publicly traded airline holding company headquartered in Fort Worth, Texas. It was formed December 9, 2013, in the merger of AMR Corporation, the parent company of American Airlines, and US Airways Group, the parent company of US Airways. The airline groups together form the largest airline in the world, with more than 6,700 daily flights to 336 locations in 56 countries worldwide, about $40 billion in operating revenue, over 100,000 employees, and plans to take delivery of 607 new aircraft, including 517 narrowbody aircraft and 90 widebody international aircraft. The integration of American Airlines and US Airways was completed when the Federal Aviation Administration granted a single operating certificate for both carriers on April 8, 2015.
Document 12: US Airways Group: US Airways Group Inc. was an airline holding company based in Tempe, Arizona. US Airways Group operated US Airways, along with its subsidiaries PSA Airlines, Inc. and Piedmont Airlines, Inc., which are wholly owned but marketed under the branding of US Airways Express. It merged with America West Holdings Corporation, parent of America West Airlines, in 2005, and the combined company adopted the better-known US Airways name; the two airlines' operating certificates merged in 2007. It also operates additional companies that provide associated services. ACE Aviation Holdings, the Canadian parent of Air Canada retained a roughly 6.1% investment stake in US Airways Group. The route network covered destinations in 47 states, as well as international destinations.
Document 13: UAL Corporation: UAL Corporation is the former name of United Continental Holdings, an airline holding company, incorporated in Delaware with headquarters in Chicago, Illinois. UAL held a 100 percent controlling interest in United Airlines, Inc., one of the world's largest air carriers, and is a founding member of the Star Alliance. It was announced on May 3, 2010 that UAL Corporation and Continental Airlines, Inc. would pursue a merger pending government approval. UAL Corporation would acquire Continental Airlines, Inc. and change its name to United Continental Holdings, Inc. (UCH). On October 1, 2010, UCH, formerly UAL Corporation, announced completion of the merger.
Document 14: EMPG: Education Media and Publishing Group, more commonly known as EMPG, is a holding company registered in the Cayman Islands with no operating subsidiaries. It also has a minority interest in an affiliate that focuses on markets outside the USA called EMPGI. In January 2009 the two big credit rating services, Moody's Investor Services and Standard & Poor's, reduced the rating of EMPG and warned that default on its debt was increasingly likely. On 10 April 2009 Moody's downgraded Houghton Mifflin Harcourt down to Caa3 from Caa1. In August 2009, EMPG announced that it had substantially reduced its debt, relaxed covenants and received incremental working capital facilities. Prior to March 2010, EMPG owned the legacy Riverdeep and Houghton Mifflin Harcourt businesses, which it acquired in 2006 and 2007, respectively.
Document 15: Star Alliance: Star Alliance is one of the world's largest global airline alliances. Founded on 14 May 1997, its current CEO is Jeffrey Goh and its headquarters is located in Frankfurt am Main, Germany. s of November 2016 , Star Alliance is the largest global alliance by passenger count with 689.98 million, ahead of SkyTeam (665.4 million) and Oneworld (557.4 million). Its slogan is "The Way The Earth Connects".
ground_truth: ADP, LLC.