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:2020-12-09, Stock:COST, The news for the past five days is as follows:
2020-12-02: NEWS1: Costco’s November sales rise 15%, slower than previous 2 months.NEWS2: Costco Wholesale Corporation Reports November and First Quarter Fiscal Year 2021 Sales Results.
2020-12-03: NEWS1: Beyond Meat's Meatballs Will Be Sold at Costco.NEWS2: Costco (COST) Earnings Expected to Grow: What to Know Ahead of Next Week's Release.NEWS3: Costco Eases as Analysts See Softness in Sales Data.NEWS4: Beyond Meat's meatballs will be available in Costco stores nationwide.NEWS5: Costco's Fiscal Q1 Sales Grew, but Not Enough to Please Investors.NEWS6: Costco now sells packages of Beyond Meat meatballs.NEWS7: 3 Stocks to Supplement Your Social Security Income.NEWS8: 3 Dividend-Raising Income Stocks to Buy in December.NEWS9: Costco will now sell giant packages of Beyond Meat meatballs in new deal.
2020-12-04: nan
2020-12-07: NEWS1: Has the Costco Good News Already Been Discounted?.NEWS2: Costco (COST) at Technical Crossroads Ahead of Earnings.NEWS3: Factors Likely to Decide Costco's (COST) Fate in Q1 Earnings.
2020-12-08: NEWS1: Costco (COST) Q1 Earnings to Benefit From E-commerce Strength.

Answer: Decrease