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:2021-10-07, Stock:D, The news for the past five days is as follows:
2021-09-30: nan
2021-10-01: nan
2021-10-04: nan
2021-10-05: NEWS1: Southwest Defies Icahn, Will Buy Questar for $2 Billion.NEWS2: Carl Icahn Holds Significant Stake in Southwest Gas, Opposes Planned Deal.NEWS3: Southwest Gas Holdings To Acquire Questar Pipeline From Dominion Energy.NEWS4: UPDATE 2-Southwest Gas to buy Questar for $2 bln, in face of Icahn protests.NEWS5: Dominion Energy Announces Agreement to Sell Questar Pipelines to Southwest Gas.NEWS6: UPDATE 1-Carl Icahn holds Southwest Gas stake, objects to Questar deal - source.NEWS7: Southwest Gas Jumps on Report Icahn Has Significant Stake.
2021-10-06: NEWS1: Dominion Energy Schedules Third-Quarter 2021 Earnings Call.NEWS2: Southwest Gas (SWX) to Acquire Dominion's Questar Pipeline.NEWS3: Companies strike $1.9B Colorado natural gas pipeline deal but investor Icahn says they're overpaying.NEWS4: Dominion to Vend Questar Pipelines to Southwest Gas.

Answer: Decrease