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:2018-12-21, Stock:MA, The news for the past five days is as follows:
2018-12-14: NEWS1: Dow Jones Falls Almost 500 Points, Marks 7-Month Closing Low As Apple Struggles To Bottom.NEWS2: IBD Stock Of The Day Mastercard Shows Strength — And Gives This Market Warning.NEWS3: Mastercard, PayPal and 6 More Payment Stock Picks for 2019.NEWS4: Why My Bearish Outlook Is Right (So Far).NEWS5: Why My Bearish Outlook Is Right (So Far).
2018-12-17: NEWS1: Mastercard Falls 3%.NEWS2: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.NEWS3: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.NEWS4: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.
2018-12-18: NEWS1: MasterCard (MA) Outpaces Stock Market Gains: What You Should Know.NEWS2: 3 High-Quality Stocks Goldman Sachs Recommends for 2019.NEWS3: 3 High-Quality Stocks Goldman Sachs Recommends for 2019.NEWS4: Goldman Sachs’ Take on Uncertain Stock Market: Get Defensive.NEWS5: Goldman Sachs Recommends Alphabet, Mastercard and PepsiCo.NEWS6: 3 High-Quality Stocks Goldman Sachs Recommends for 2019.
2018-12-19: NEWS1: Why You Should Invest in Dividend Growth ETFs Now.NEWS2: Mastercard Falls 3%.NEWS3: iShares Russell 1000 Growth ETF Experiences Big Inflow.NEWS4: iShares Russell 1000 Growth ETF Experiences Big Inflow.NEWS5: MasterCard (MA) Outpaces Stock Market Gains: What You Should Know.NEWS6: MasterCard (MA) Outpaces Stock Market Gains: What You Should Know.
2018-12-20: NEWS1: Notable Thursday Option Activity: MA, DHR, PIR.NEWS2: Notable Thursday Option Activity: MA, DHR, PIR.NEWS3: Mastercard Incorporated to Host Conference Call on Fourth-Quarter and Full-Year 2018 Financial Results.NEWS4: See what the IHS Markit Score report has to say about MasterCard Inc..

Answer: Decrease