Question: Arden Hills, Minnesota is the headquarters for the agricultural cooperative that focuses on which industry?

full_context: Document 1: University of Minnesota: The University of Minnesota, Twin Cities (often referred to as The University of Minnesota, Minnesota, the U of M, UMN, or simply the U) is a public research university in Minneapolis and Saint Paul, Minnesota. The Minneapolis and St. Paul campuses are approximately 3 mi apart, and the Saint Paul campus is actually in neighboring Falcon Heights. It is the oldest and largest campus within the University of Minnesota system and has the sixth-largest main campus student body in the United States, with 51,147 students in 2013–14. The university is the flagship institution of the University of Minnesota system, and is organized into 19 colleges and schools, with sister campuses in Crookston, Duluth, Morris, and Rochester.
Document 2: Gay Lea: Gay Lea Foods Co-operative Limited is a dairy products co-operative in Canada producing butter, sour cream, cottage cheese, whipped cream and lactose free milk for retail, foodservice, industrial and export markets. Gay Lea also produces a new product called "Spreadables", which is a spreadable butter, made as a canola oil and butter blend, that tastes like butter but is spreadable directly out of the fridge. The company is based in Mississauga, Ontario and owned and operated by Ontario milk producers, currently representing approximately thirty-five per cent of all Ontario dairy farms.
Document 3: Land O'Lakes: Land O'Lakes, Inc. is a member-owned agricultural cooperative based in the Minneapolis-St. Paul suburb of Arden Hills, Minnesota, focusing on the dairy industry. The co-op states that it has about 3,600 direct producer-members, 1,000 member-cooperatives, and about 10,000 employees who process and distribute products for about 300,000 agricultural producers; handling 12 billion pounds of milk annually. It is ranked third on the National Cooperative Bank Co-op 100 list of mutuals and cooperatives. The co-op is one of the largest producers of butter and cheese in the United States.
Document 4: Universal Cooperatives: Universal Cooperatives, based in Eagan, Minnesota, is a cooperative controlled by 17 regional agricultural marketing and agricultural supply cooperatives. The distribution system includes 110 regional feed mills, 26 warehouses, and 7 research farms. The company was formed November 1, 1972 by a merger of United Cooperatives, Inc. of Alliance, Ohio and National Cooperatives, Inc. of Albert Lea, Minnesota. The companies had inter-mixed ownership, leading to merger discussion, and eventual merger. On May 11, 2014, Universal Cooperatives, Inc. and its domestic subsidiaries filed for voluntary Chapter 11 bankruptcy.
Document 5: Hennepin County, Minnesota: Hennepin County ( ) is a county in the U.S. state of Minnesota. As of the 2010 census the population was 1,152,425. It is the most populous county in Minnesota and the 35th-most populous county in the United States; more than one in five Minnesotans live in Hennepin County. Its county seat is Minneapolis, the state's most populous city. The county is named in honor of the 17th-century explorer Father Louis Hennepin.
Document 6: Dairy Farmers of America: Dairy Farmers of America Inc. (DFA) is a national milk marketing cooperative in the United States. It is owned by and serves nearly 15,000 dairy farmer-members representing more than 9,000 dairy farms in 48 states. DFA markets members' raw milk and sells milk and derivative products (dairy products, food components, ingredients and shelf-stable dairy products) to wholesale buyers. Net sales in 2013 were $12.8 billion, representing about 30 percent of the raw milk production of the United States.
Document 7: Dudhsagar Dairy: The Mehsana District Cooperative Milk Producers' Union Ltd., popularly known as Dudhsagar Dairy, is a member of the state-level Gujarat Cooperative Milk Marketing Federation, Anand. Dudhsagar Dairy is the largest dairy in Asia, processing on an average 1.41 million kilograms of milk each day. It has established a network for procuring milk from 4,500,000 milk producers through 1150 village milk cooperatives.
Document 8: American Crystal Sugar Company: American Crystal Sugar Company is an agricultural cooperative specializing in the production of sugar and related agri-products. American Crystal is owned by nearly 2,800 shareholders who raise approximately one-third of the nation’s sugarbeet acreage in the Red River valley of Minnesota and North Dakota. Additional acres are contracted in eastern Montana and western North Dakota. As the largest beet sugar producer in the United States, the company utilizes innovative farming practices, low-cost production methods, and sales and marketing leadership to produce and sell about 15 percent of America’s sugar. American Crystal operates sugar factories in Crookston, East Grand Forks, and Moorhead, Minnesota; Drayton and Hillsboro, North Dakota; and Sidney, Montana, under the name Sidney Sugars Incorporated. The company’s technical services center and corporate headquarters are also located in Moorhead.
Document 9: Arden Hills, Minnesota: Arden Hills is a city in Ramsey County, Minnesota, United States. The population was 9,552 at the 2010 census. Bethel University and Seminary is located in the city of Arden Hills. Also, the campus of University of Northwestern – St. Paul straddles the Arden Hills – Roseville border. The headquarters of Land O'Lakes and Catholic United Financial, a fraternal benefit society, are located there as well.
Document 10: Economy of Kalpetta: The Wayanad dairy of Milma (Kerala Co-operative Milk Marketing Federation) is situated at Chuzhali within Kalpetta Municipal Limits. This dairy processes over 100,000 liters of milk daily and markets it in Wayanad, Kozhikode, Malappuram and Kannur districts. The dairy also manufactures high quality ghee which is exported to the Middle East countries. Other products of the dairy are Butter, Buttermilk, Curd and ice-cream.
Document 11: Minnetonka, Minnesota: Minnetonka ( ) is a suburban city in Hennepin County, Minnesota, United States, eight miles (13 km) west of Minneapolis. The population was 49,734 at the 2010 census. The name comes from the Dakota Indian "mni tanka", meaning "great water". The city is the home of Cargill, the country's largest privately owned company, and United Healthcare, the state's largest publicly owned company.
Document 12: Eden Prairie, Minnesota: Eden Prairie is an edge city 12 mi southwest of downtown Minneapolis in Hennepin County, and the 12th-largest city in the State of Minnesota. It is on the north bank of the Minnesota River, upstream from its confluence with the Mississippi River. Eden Prairie and nearby suburbs form the southwest portion of Minneapolis–Saint Paul, the 15th-largest metropolitan area in the United States, with about 3.6 million residents. Eden Prairie had a population of 60,797 at the 2010 census, which made it the 7th-largest suburb in the Twin Cities and the 12th-largest city in Minnesota.
Document 13: Richfield, Minnesota: Richfield is a city in Hennepin County, Minnesota, United States. An inner-ring suburb of the Minneapolis–Saint Paul region, it is bordered by Minneapolis to the north, Minneapolis–Saint Paul International Airport to the east, Bloomington to the south, and Edina to the west. Best Buy, the U.S.'s largest electronics retailer, has its headquarters in Richfield. The population was 35,228 at the 2010 census.
Document 14: Amul: Amul is an Indian dairy cooperative, based at Anand in the state of Gujarat, India.
Document 15: Saint John's Arboretum: Located in Collegeville, Minnesota, Saint John's Arboretum encompasses over 2500 acre settled by Benedictine monks in 1864. Since its founding, the abbey has been guided by the Benedictine principles of stability, hospitality, and stewardship. In 1997, this longstanding principle of stewardship led the monks to designate the lands of Saint John's University as a natural arboretum. Saint John's Arboretum is advantageously located in the unique area of terminal moraines (glacial deposits) that distinguish central Minnesota. The varied terrain and its location between the hardwoods and prairies creates considerable diversity in the habitats found there.
ground_truth: dairy