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:2021-12-17, Stock:NVO, The news for the past five days is as follows:
2021-12-10: NEWS1: UPDATE 2-Drugmakers aim big price hikes at U.S. patients, congressional report finds.NEWS2: Drugmakers aim big price hikes at U.S. patients, congressional report finds.NEWS3: Drugmakers aim big price hikes at U.S. patients -congressional report.
2021-12-13: NEWS1: Lilly (LLY) Inks Metabolic Disorders Therapy Development Deal.NEWS2: Novo Nordisk A/S – Share repurchase programme.NEWS3: Hedge Funds Are Warming Up To Novo Nordisk A/S (NVO).
2021-12-14: NEWS1: DICERNA INVESTOR ALERT BY THE FORMER ATTORNEY GENERAL OF LOUISIANA: Kahn Swick & Foti, LLC Investigates Adequacy of Price and Process in Proposed Sale of Dicerna Pharmaceuticals, Inc. - DRNA.
2021-12-15: nan
2021-12-16: nan

Answer: Decrease