Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2020-11-23, Stock:ABBV, The news for the past five days is as follows:
2020-11-16: NEWS1: Warren Buffett Bought 4 Pharma Giants in Q3.NEWS2: Warren Buffett Buys 6 Stocks in 3rd Quarter, Dumps Costco.NEWS3: Warren Buffett Goes On Drug Stock Buying Spree, Trims Top Holding Apple.NEWS4: Warren Buffett Was A Big Buyer Of Drug Stocks In Q3, Including Covid Vaccine Developer.NEWS5: Warren Buffett's Berkshire Hathaway reports new stakes in AbbVie, Pfizer, Merck, Bristol-Myers Squibb.NEWS6: Warren Buffett's Berkshire loads up on Pfizer, other pharma stocks in Q3; exits Costco.NEWS7: 15 Largest Drug Companies in the World.NEWS8: The Zacks Analyst Blog Highlights: AbbVie, Square, Honda Motor, Canadian Pacific Railway and Wayfair.NEWS9: 3 Recession Proof Stocks to Buy Now.NEWS10: Is AbbVie (ABBV) a Suitable Stock for Value Investors Now?.NEWS11: Allergan Aesthetics Celebrates Second Annual BOTOX® Cosmetic (onabotulinumtoxinA) Day.NEWS12: What Is A Dividend? Plus The 5 Best Dividend Stocks Now.
2020-11-17: NEWS1: Looking Into AbbVie's Return On Capital Employed.NEWS2: Big Pharma Gains on Warren Buffett's Big Covid-19 Bet.NEWS3: What Does AbbVie's Debt Look Like?.NEWS4: Warren Buffett Likes Stocks Again.
2020-11-18: NEWS1: AbbVie Announces Expiration and Final Results of Registered Exchange Offers.NEWS2: Here's Exactly Why Warren Buffett Loaded Up on Big Pharma Stocks.NEWS3: 15 Largest Biotech Companies in the World.
2020-11-19: NEWS1: Jim Simons' Firm's Top 5 Sells of the 3rd Quarter.
2020-11-20: NEWS1: Warren Buffett Just Bought These Stocks.

Answer: Rise