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:2019-10-31, Stock:ABBV, The news for the past five days is as follows:
2019-10-24: NEWS1: AbbVie to Present at the Wolfe Research Inaugural Healthcare Conference.NEWS2: AbbVie Announces Collaboration with Cystic Fibrosis Foundation.
2019-10-25: NEWS1: And the Winner for the Worst Corporate Deal Is Bayer.NEWS2: What's in the Cards for AbbVie (ABBV) This Earnings Season?.NEWS3: AbbVie (ABBV) Reports Next Week: Wall Street Expects Earnings Growth.NEWS4: Allergan Finance, LLC -- Moody's assigns Baa2 to AbbVie's exchange note offering.NEWS5: AbbVie Announces Commencement of Exchange Offers and Consent Solicitations for Allergan Notes.
2019-10-28: NEWS1: Imbruvica to Offset Humira Woes in AbbVie (ABBV) Q3 Earnings?.
2019-10-29: NEWS1: McDonald's, AbbVie nab 2019 Chicago Innovation Awards.NEWS2: AbbVie Launches Let Me Be Clear to Empower People with Psoriasis to Speak Up and Seek Freedom from Their Disease.
2019-10-30: NEWS1: AbbVie (ABBV) Set to Report Q3 Results: Can Things Turnaround?.NEWS2: U.S. lobbying for U.K. drug price rise prompts Johnson, Corbyn clash over post-Brexit trade pact.NEWS3: Why AbbVie (ABBV) is a Great Dividend Stock Right Now.

Answer: Decrease