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:2021-01-25, Stock:COST, The news for the past five days is as follows:
2021-01-15: nan
2021-01-19: NEWS1: CSAIL 2015-C3 Commercial Mortgage Trust -- Moody's affirms six classes of CSAIL 2015-C3.
2021-01-20: NEWS1: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS2: P&G raises full-fiscal year sales and profit outlooks, 'building on strong momentum' amid COVID-19.
2021-01-21: NEWS1: Costco Wholesale Corporation Announces Quarterly Cash Dividend.NEWS2: Amazon stock price target raised to $4,000 at BofA.NEWS3: What Can We Learn About Costco Wholesale's (NASDAQ:COST) CEO Compensation?.
2021-01-22: NEWS1: How to Find the Best Dividend Stocks.NEWS2: Better Buy: Costco vs. Constellation Brands.

Answer: Decrease