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:2021-05-05, Stock:COST, The news for the past five days is as follows:
2021-04-28: NEWS1: The Argus ESG Model Portfolio.NEWS2: These 2 Stocks Aren't Scared of a Retail Apocalypse.
2021-04-29: NEWS1: Top Research Reports for Amazon, United Parcel Service & 3M.
2021-04-30: NEWS1: The Zacks Analyst Blog Highlights: United Parcel Service, 3M, Texas Instruments, Costco and Advanced Micro Devices.
2021-05-03: NEWS1: 3 Reasons Costco Could Have Another Blowout Month.NEWS2: 3 Reasons Why Costco Could Have Another Blowout Month.NEWS3: 10 Best Consumer Staples Stocks to Buy Now.NEWS4: Was The Smart Money Right About Costco (COST)?.NEWS5: Costco Testing Key Resistance Level.
2021-05-04: NEWS1: Things to Keep in Mind Before Sally Beauty's (SBH) Q2 Earnings.

Answer: Decrease