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:2019-09-19, Stock:snap, The news for the past five days is as follows:
2019-09-12: nan
2019-09-13: NEWS1: WeWork Isn’t Solving Its Biggest Problem.NEWS2: Snap Stock: Should Investors Place Bets Now?.
2019-09-16: NEWS1: Pollution is good for business, L’Oréal CEO says – and so are Instagram filters.NEWS2: Social media concerns as new survey says 1 in 5 had privacy violated.NEWS3: Here’s what happens when your privacy is violated on social media.NEWS4: Snap roles out advertisement library ahead of 2020 elections.NEWS5: L’Oréal boss says pollution and Instagram photo filters are both good for business.NEWS6: Here are 3 Reasons Why SNAP Stock is Soaring in 2019.
2019-09-17: NEWS1: 'Compare culture' online could be hurting your teenager.NEWS2: Snap Stock Is Climbing After a Bear Turned Bull-ish but Not Quite Bullish.NEWS3: Why I’m Taking a Wait and See Approach on Snap Stock.NEWS4: Snap stock gains after Susquehanna ends bearish call.NEWS5: Snap Clicks Higher After Analyst Upgrade to Neutral.
2019-09-18: NEWS1: Snap (SNAP) Outpaces Stock Market Gains: What You Should Know.NEWS2: Snap CEO Discusses Trends in Company's Recent Turnaround.NEWS3: 2 Solar Stocks Among Our Top Charts To Watch.NEWS4: Wednesday’s Vital Data: FedEx, Snap Inc and Adobe.NEWS5: Snap Breaks Out From Downtrend After Analyst Upgrade.

Answer: Decrease