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:2020-07-22, Stock:COST, The news for the past five days is as follows:
2020-07-15: NEWS1: Costco Wholesale Corporation Announces Quarterly Cash Dividend.NEWS2: Is Walmart the Tipping Point on Masks? Let’s Hope So.NEWS3: Better Buy: Costco vs. Shake Shack.NEWS4: Forget Target: Costco Is the Better Recession-Resistant Stock.NEWS5: Better Buy: Costco vs. Big Lots.
2020-07-16: NEWS1: Is Costco Stock a Buy?.NEWS2: Corporate America is leading the way on mask compliance: Morning Brief.
2020-07-17: NEWS1: Buy Costco Stock With Both Hands.
2020-07-20: NEWS1: Costco, BJ’s, Walmart’s Sam Clubs See More Shoppers Even With Uptick in Retail Restrictions.NEWS2: General Mills CEO: 'You can’t make the food the world needs unless you’re taking care of your people first'.NEWS3: Dow Jones Cuts 150 Point Loss As Coronavirus Stock Market Rally Continues; Pfizer Jumps On Covid-19 Vaccine News.NEWS4: Better Buy: Costco vs. Beyond Meat.
2020-07-21: NEWS1: Jim Cramer: Let's Unmask the Anti-Mask Folks as Truly Un-American.NEWS2: Costco's (COST) Sturdy Comps, Price Management to Fuel Sales.

Answer: Rise