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:2020-01-21, Stock:NVO, The news for the past five days is as follows:
2020-01-13: nan
2020-01-14: nan
2020-01-15: NEWS1: 4 High-Quality Health Care Companies for 2020.NEWS2: Lilly to Launch Cheaper Versions of Humalog KwikPen Insulins.
2020-01-16: nan
2020-01-17: NEWS1: The Daily Biotech Pulse: Novo Nordisk's Ozempic Receives Label Expansion For Cardiovascular Events, Adcom Disappointment Inflicts Pain On Durect Shares.NEWS2: Novo Nordisk's Ozempic Gets FDA Nod for CV Risk Reduction.

Answer: Decrease