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:2018-01-31, Stock:COST, The news for the past five days is as follows:
2018-01-24: NEWS1: What’s Next after Amazon Go Goes Public?.NEWS2: Solid Comps, Strategic Initiatives to Aid Costco's Top Line.NEWS3: Solid Comps, Strategic Initiatives to Aid Costco's Top Line.NEWS4: Solid Comps, Strategic Initiatives to Aid Costco&apos;s Top Line.NEWS5: Amazon's Whole Foods Division Gets Savage Review by This Stock Analyst.
2018-01-25: NEWS1: Notable ETF Inflow Detected - XLP, COST, MO, CVS.NEWS2: Notable ETF Inflow Detected - XLP, COST, MO, CVS.NEWS3: What the New Amazon Prime Charges Look Like.NEWS4: See what the IHS Markit Score report has to say about Costco Wholesale Corp..NEWS5: Killing Costco and Saving Wine.NEWS6: Kroger Hunts for an E-commerce Acquisition, but It May Have the Wrong Target.NEWS7: Kroger Hunts for an E-commerce Acquisition, but It May Have the Wrong Target.NEWS8: Kroger Hunts for an E-commerce Acquisition, but It May Have the Wrong Target.NEWS9: Now's a good time to buy consumer goods stocks.
2018-01-26: NEWS1: International Growth Is Revitalizing Starbucks Corporation Stock.NEWS2: International Growth Is Revitalizing Starbucks Corporation Stock.
2018-01-29: NEWS1: Amazon & Blue Apron Help Ignite Online Grocery Industry.NEWS2: Amazon & Blue Apron Help Ignite Online Grocery Industry.NEWS3: Notable Monday Option Activity: COST, V, PHM.NEWS4: Notable Monday Option Activity: COST, V, PHM.NEWS5: Here's Why the Best Is Yet to Come for Costco.NEWS6: Here's Why the Best Is Yet to Come for Costco.NEWS7: Chenault dealt with crises, competition as head of AmEx.NEWS8: Here&apos;s Why the Best Is Yet to Come for Costco.NEWS9: [$$] By Shrinking, Can Sam’s Club Keep Up With Costco?.
2018-01-30: NEWS1: Costco Wholesale Corporation Announces Quarterly Cash Dividend.NEWS2: Correction: American Express-CEO Interview story.NEWS3: Bezos to Amazon Studios: Go Big or Go Home.NEWS4: Bezos to Amazon Studios: Go Big or Go Home.

Answer: Decrease