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:2020-12-07, Stock:NVS, The news for the past five days is as follows:
2020-11-30: nan
2020-12-01: nan
2020-12-02: NEWS1: Roche's (RHHBY) Xolair Gets FDA Nod for Label Expansion.
2020-12-03: NEWS1: Kinnate Biopharma Stock Doubles As IPO Begins Trading.NEWS2: Glaxo downgraded to neutral at UBS, which says European pharma 'cheap but not a bargain'.
2020-12-04: NEWS1: Novartis announces first data from REACH3 trial showing Jakavi® (ruxolitinib) significantly improved outcomes in patients with steroid-resistant/dependent chronic GvHD.NEWS2: New Results on Blood Disorder Treatments Are Coming. Watch These Stocks..

Answer: Decrease