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:2019-12-23, Stock:COST, The news for the past five days is as follows:
2019-12-16: NEWS1: Cramer Says Costco's Business Model Works 'Perfectly' In US, Even Better In China.NEWS2: Costco in Caracas: how Florida goods flood Venezuelan stores.NEWS3: Can Dollar General Replicate This Year's Decent Show in 2020?.NEWS4: Company News for Dec 16, 2019.NEWS5: Walgreens is the Worst Dow Stock Now, Will 2020 Be Different?.NEWS6: Costco in Caracas: how Florida goods flood Venezuelan stores.NEWS7: Market Morning: PG&E Bankruptcy Trouble, Trade Deal, Costco Holiday List, Trump Financial Records.NEWS8: New Trade Deal, New Records for S&P and NASDAQ.
2019-12-17: NEWS1: TGT vs. COST: Which Stock Should Value Investors Buy Now?.NEWS2: These 4 Discount Retailers Have Soared More Than 40% in 2019.
2019-12-18: NEWS1: The Zacks Analyst Blog Highlights: Target, Dollar General, Ross Stores and Costco Wholesale.
2019-12-19: nan
2019-12-20: NEWS1: It’s Unlikely That the Marketing Hype Driving BYND Stock Is Sustainable.

Answer: Decrease