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:2019-02-27, Stock:COST, The news for the past five days is as follows:
2019-02-20: NEWS1: Buy Target (TGT) Stock After Walmart's (WMT) Strong Holiday Quarter?.NEWS2: Buy Walmart (WMT) Stock After Blowout Holiday Quarter Earnings?.NEWS3: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS4: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS5: How to Trade Walmart Stock After Its Strong Earnings Report.NEWS6: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS7: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS8: What Drove Walmart’s Q4 2019 Sales?.NEWS9: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS10: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS11: Sam's Club starting to turn things around.NEWS12: What’s Behind Walmart’s Q4 2019 Earnings Beat?.NEWS13: DG vs. COST: Which Stock Should Value Investors Buy Now?.NEWS14: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.NEWS15: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.NEWS16: Will Walmart Stock Rise More on Strong Results?.NEWS17: Costco Stock Will Benefit From Its Wealthy Clientele, Low Prices.NEWS18: Will Wage, Freight Costs Hit TJX Companies (TJX) Q4 Earnings?.
2019-02-21: NEWS1: Costco (COST) Dips More Than Broader Markets: What You Should Know.NEWS2: Factors Likely to Influence Office Depot's (ODP) Q4 Earnings.NEWS3: Factors Likely to Influence Office Depot's (ODP) Q4 Earnings.NEWS4: Factors Likely to Decide Best Buy's (BBY) Fate in Q4 Earnings.NEWS5: Factors Likely to Decide Best Buy's (BBY) Fate in Q4 Earnings.NEWS6: Factors Likely to Decide Best Buy's (BBY) Fate in Q4 Earnings.NEWS7: What’s Driving Walmart’s Impressive US Sales?.NEWS8: Factors Likely to Influence Office Depot's (ODP) Q4 Earnings.NEWS9: Walmart Stock: Why Analysts Are Positive.NEWS10: Buy Target (TGT) Stock After Walmart's (WMT) Strong Holiday Quarter?.NEWS11: Buy Target (TGT) Stock After Walmart's (WMT) Strong Holiday Quarter?.NEWS12: Buy Walmart (WMT) Stock After Blowout Holiday Quarter Earnings?.NEWS13: Buy Walmart (WMT) Stock After Blowout Holiday Quarter Earnings?.
2019-02-22: NEWS1: Should We Worry About Costco Wholesale Corporation’s (NASDAQ:COST) P/E Ratio?.NEWS2: Costco (COST) Dips More Than Broader Markets: What You Should Know.NEWS3: Costco (COST) Dips More Than Broader Markets: What You Should Know.
2019-02-25: NEWS1: A Big Acquisition Could Boost Amazon Stock.NEWS2: A Big Acquisition Could Boost Amazon Stock.NEWS3: Things You Need to Know Before Foot Locker's (FL) Q4 Earnings.NEWS4: Things You Need to Know Before Foot Locker's (FL) Q4 Earnings.NEWS5: Warren Buffett: Berkshire Hathaway 'overpaid' for Kraft.NEWS6: Things You Need to Know Before Foot Locker's (FL) Q4 Earnings.
2019-02-26: NEWS1: Reliability and Customer Loyalty Make Costco Stock a Great Retail Bet.NEWS2: Reliability and Customer Loyalty Make Costco Stock a Great Retail Bet.NEWS3: Costco Emerges as Consumer Favorite While Amazon Love Wanes.NEWS4: Aurora Cannabis Should Have Bought This Hemp Company.NEWS5: Aurora Cannabis Should Have Bought This Hemp Company.NEWS6: Reliability and Customer Loyalty Make Costco Stock a Great Retail Bet.NEWS7: Aurora Cannabis Should Have Bought This Hemp Company.NEWS8: Check Ross Stores' (ROST) Probability to Beat Earnings in Q4.NEWS9: Check Ross Stores' (ROST) Probability to Beat Earnings in Q4.NEWS10: Quarterly Report Will Continue the Recovery of Best Buy Stock.NEWS11: Quarterly Report Will Continue the Recovery of Best Buy Stock.NEWS12: Check Ross Stores' (ROST) Probability to Beat Earnings in Q4.NEWS13: Quarterly Report Will Continue the Recovery of Best Buy Stock.NEWS14: Better Buy: Costco vs. Walmart.NEWS15: Better Buy: Costco vs. Walmart.NEWS16: Better Buy: Costco vs. Walmart.

Answer: Rise