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:2019-12-13, Stock:COST, The news for the past five days is as follows:
2019-12-06: NEWS1: Previewing the Q4 2019 Earnings Season.NEWS2: Urbem's 'Wonderful Business' Series: Tractor Supply.NEWS3: Target, Gap, Beyond Meat, McDonald's and Costco highlighted as Zacks Bull and Bear of the Day.NEWS4: Costco Sustains Decent Comparable Sales Run in November.NEWS5: 20 businesses that died in the 2010s.NEWS6: Beware the Valuation of Costco Stock.NEWS7: AutoZone (AZO) Poised for an Earnings Beat in Q1: Here's Why.
2019-12-09: NEWS1: Here's Why Costco (COST) Q1 Earnings Are Likely to Improve.NEWS2: AutoZone, Oracle, Costco, Adobe Systems and JPMorgan are part of Zacks Earnings Preview.NEWS3: Costco, lululemon, Oracle and Other Stocks for Investors to Watch This Week.NEWS4: A $75.5 Million Valuation for Astralis, and Two More Numbers to Know.
2019-12-10: NEWS1: Buy Costco (COST) Stock Ahead of Q1 Earnings?.NEWS2: Target unleashed major sales gains by revamping staff.NEWS3: Stocks Showing Rising Market Leadership: Costco Wholesale Earns 82 RS Rating.NEWS4: Costco (COST) to Post Q1 Earnings: Comps to Play a Key Role.NEWS5: Costco Earnings Are Coming. Here’s What to Expect..NEWS6: Costco buys Issaquah movie theater property for future HQ expansion.
2019-12-11: NEWS1: Buy Amazon (AMZN) Stock on the Dip Before a 2020 Rally?.NEWS2: Georgetown approves incentives for Costco store.
2019-12-12: NEWS1: Costco (COST) Q1 Earnings Beat Estimates.NEWS2: Costco Earnings Beat But Revenue Falls Short; Stock Falls Late.NEWS3: Costco earnings show sales growing despite late Thanksgiving holiday.NEWS4: Costco quarterly revenue misses estimates.NEWS5: Costco Wholesale Corporation Reports First Quarter Fiscal Year 2020 Operating Results.NEWS6: Stocks Hit Records on China Trade Hope & Buy this Biotech Stock - Free Lunch.NEWS7: Costco Near Buy Point Ahead Of Earnings For First Full Quarter After China Splash.NEWS8: Costco Shares Waver as Membership Retailer Posts Q1 Net Ahead of Estimates.NEWS9: Costco Reports Earnings Today. Here’s What to Expect..NEWS10: Dow Jones Futures: Lululemon Lags; 3 Key Earnings Reports For Stock Market Rally.NEWS11: Q1 Earnings Preview For Costco Wholesale.NEWS12: Costco Has Been Digesting Gains and Is Set to Report Earnings; Here's How to Trade It Now.NEWS13: Costco Reports Earnings Tonight, Here's How I'm Playing It.NEWS14: 1,000 Model Y Teslas a Week, and Two More Numbers to Know.NEWS15: U.S. Stock Futures Edge Higher Ahead of Open.

Answer: Decrease