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:2020-02-21, Stock:COST, The news for the past five days is as follows:
2020-02-13: NEWS1: Credit Suisse Likes BJ's Wholesale Over Costco Right Now.
2020-02-14: NEWS1: Jacques Torres on Valentine’s Day, ‘Nailed It’ and his new deal with Costco.
2020-02-18: NEWS1: Costco Stellar Comps Performance Aiding Stock's Bullish Run.
2020-02-19: NEWS1: Costco (COST) Gains But Lags Market: What You Should Know.NEWS2: J.P. Morgan Chase Commercial Mortgage Securities Trust 2012-LC9 -- Moody's affirms twelve classes of JPMCC 2012-LC9.NEWS3: Who Is the Average Costco Customer?.NEWS4: Costco to close store at Phoenix mall.
2020-02-20: NEWS1: Q4 Earnings Scorecard and Analyst Reports for NVIDIA, Costco & Stryker.NEWS2: Groupon and Blue Apron’s real problem: Neither business model works, experts say.NEWS3: Costco Wholesale Corporation (NASDAQ:COST): Has Recent Earnings Growth Beaten Long-Term Trend?.NEWS4: The American shopper wants fewer options.

Answer: Decrease