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:2021-12-01, Stock:ABBV, The news for the past five days is as follows:
2021-11-23: NEWS1: REGENXBIO (RGNX) DMD Gene Therapy Gets Orphan Drug Status.NEWS2: AbbVie to Present at the Evercore ISI Conference.NEWS3: AbbVie to Present at the Piper Sandler Healthcare Conference.NEWS4: AbbVie Stock Rises on Upgrade to Buy From Hold by SocGen.
2021-11-24: nan
2021-11-26: NEWS1: Warren Buffett recently sold these top dividend stocks, but he could be dead wrong about them — here's why they're still worth buying.
2021-11-29: nan
2021-11-30: NEWS1: 10 Biotech Penny Stocks to Buy Now.NEWS2: AbbVie Submits Application for Risankizumab (SKYRIZI®) in Moderate to Severe Crohn's Disease to European Medicines Agency (EMA).

Answer: Rise