Nicks, Mathews, or Forte at Flex??? WHIR

[NameThatHurting]

I need help picking my flex this week.

Hakeem Nicks vs Seattle
Ryan Mathews vs Houston
Matt Forte vs Buffalo

My other 2 WR's are Roddy White and Greg Jennings

My other 2 RB's are Ahmad Bradshaw and Mendy

Thanks

[bobshope7]

If it's ppr-Forte, if not, Nicks.