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:2021-04-22, Stock:ABBV, The news for the past five days is as follows:
2021-04-15: NEWS1: Is It Time To Buy AbbVie Stock — Or Will Pfizer's Bad News Continue To Hurt?.NEWS2: 3 Dividend Stocks I'd Buy Right Now.
2021-04-16: nan
2021-04-19: NEWS1: AbbVie (ABBV) Gains As Market Dips: What You Should Know.
2021-04-20: NEWS1: 10 Best Vaccine Stocks to Buy Now.NEWS2: Warren Buffett Owns These 5 Dividend Aristocrats. Should You?.
2021-04-21: NEWS1: 3 Stocks for a Better Retirement.

Answer: Decrease