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:2021-10-04, Stock:COST, The news for the past five days is as follows:
2021-09-27: NEWS1: Costco Stock Notches Watchlist-Worthy RS Rating.NEWS2: Costco Stock: Is It A Buy Right Now? Here's What Earnings, Chart Say.NEWS3: Why robust demand could still lead to solid earnings.NEWS4: Billionaire Ray Dalio is Buying These 10 Stocks.NEWS5: Company News for Sep 27, 2021.NEWS6: Costco Earnings: Another Strong Quarter.NEWS7: Here is the next problem for the stock market.
2021-09-28: NEWS1: Free-spending consumers defy economy's unholy trinity.NEWS2: A Look Behind Costco's (NASDAQ:COST) High Valuation.NEWS3: Retail Sales Jump in August: 5 Solid Stocks to Buy (Revised).
2021-09-29: NEWS1: 3 Top Brick-and-Mortar Retailers Ready to Pop in October.NEWS2: Analysts are Raising Price Targets of These 10 Stocks.
2021-09-30: NEWS1: Costco is Yahoo Finance Plus’ investment idea of the day.NEWS2: Top Stock Reports for Eli Lilly, Costco & Applied Materials.NEWS3: Retailers Are Getting Creative to Beat Supply-Chain Woes.
2021-10-01: NEWS1: 3 Dividend Stocks to Buy That Could Build Incredible Wealth.NEWS2: The Zacks Analyst Blog Highlights: Eli Lilly, Costco, Applied Materials, Illumina and Norfolk Southern Corp.NEWS3: Should you get your car insurance from Costco?.

Answer: Decrease