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:2020-02-25, Stock:UNH, The news for the past five days is as follows:
2020-02-18: NEWS1: UnitedHealthcare and Optum Take Action to Support People Affected by Floods in Mississippi.NEWS2: Health care stocks’ rise as analyst sees Bernie Sanders as ‘unelectable,’ Elizabeth Warren ‘fading’.
2020-02-19: NEWS1: UnitedHealthcare Helps Confront the Opioid Epidemic with New Oral Health Public Toolkit.
2020-02-20: NEWS1: US Indexes Close Lower Thursday.NEWS2: 4 Most Popular Healthcare Stocks Among Hedge Funds: Q4 Rankings.NEWS3: Dow Jones Today: The Coronavirus Takes a Toll.NEWS4: Intel, Goldman Sachs share losses contribute to Dow's 167-point drop.NEWS5: Intel, Microsoft share losses lead Dow's 275-point fall.NEWS6: Nation’s largest insurer invests in Waltham healthcare AI startup.NEWS7: Dow down 75 points on losses for shares of Intel, UnitedHealth.NEWS8: Health-care stocks hinge on presidential politics — and they’re now looking favorable.
2020-02-21: NEWS1: The 4 Most-Bought Guru Stocks of the 4th Quarter.NEWS2: Tech Stocks Take Heat Again.NEWS3: Why hospitals and insurers are spending money on housing for patients experiencing homelessness.NEWS4: MEDNAX, Inc. -- Moody's places MEDNAX's ratings under review for downgrade.NEWS5: Mednax’s Troubles With UnitedHealth Group Could Remain a Worry, Analysts Say.NEWS6: UnitedHealth Holds Support.
2020-02-24: NEWS1: US STOCKS-Wall St plunges on fears of coronavirus pandemic.NEWS2: US Indexes Close Lower Monday as Coronavirus Spreads.NEWS3: Dow Jones Today: Monday, Bloody Monday.NEWS4: Dow Jones Plunges Over 1,000 Points On Heightened Coronavirus Fears.NEWS5: UnitedHealth, Best Buy, Ameriprise, CyberOptics pummeled in Wall Street's worst day in years.NEWS6: Coronavirus Upends Fed, 2020 Election, U.S. Economic Outlooks; Dow Jones Dives.NEWS7: UnitedHealth, American Express share losses lead Dow's 862-point fall.NEWS8: US STOCKS-Wall Street sinks as pandemic fears rattle investors.NEWS9: UnitedHealth stock plunges toward worst day in nearly 9 years as Sanders’ Nevada win stokes investor fear.NEWS10: UnitedHealth, American Express share losses contribute to Dow's 950-point fall.NEWS11: Here are the worst-performing stocks Monday as investors panic over the coronavirus.NEWS12: US STOCKS-Dow sinks 1,000 points as pandemic fears rattle Wall Street.NEWS13: UnitedHealth Sinks 7% on Sanders Win; Biggest Drag on Dow.NEWS14: UnitedHealth, American Express share losses lead Dow's 1,034-point drop.NEWS15: Dow's 950-point drop led by losses for shares of UnitedHealth, Walt Disney.NEWS16: UnitedHealth's stock tumbles toward worst day in 8 1/2 years as Bernie Sanders's Nevada win helps fuel MCO selloff.NEWS17: US STOCKS-Pandemic fears grip Wall Street, Dow dives 800 points.NEWS18: Dow down 881 points on losses for shares of UnitedHealth, Walt Disney.NEWS19: US STOCKS-Dow sheds 800 points as pandemic fears grip Wall Street.NEWS20: Dow drops 800 points on losses in UnitedHealth, Nike shares.NEWS21: All 30 Dow stocks are falling ahead of the open, led by Apple's stock.NEWS22: UnitedHealth Stock Falls 5%.

Answer: Decrease