If 'The Flash' does a version of 'Flashpoint,' how long until Barry fixes the timeline?

Fixing the timeline will be the focus of December's four-way crossover event with 'Arrow,' 'Legends' and 'Supergirl' 39%

It will last 1-2 episodes — just enough to teach Barry a lesson! 21%

It will be resolved after a month or so, during November sweeps 20%

Somehow, some way, the 'Flashpoint'/alternate timeline storyline will last all of Season 3! 19%

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