Should I make a trade for Dwayne bowe or Wes welker?

I want to trade brandon marshall and a bench RB, here's my team: QB rodgers, WR's marshall, V-jack, and Anthony gonzalez, RB's forte and gant, TE cooley, D jets, bench is addai, Lance moore, hleback, sproles, shonn greene, green bay D. What should I trade to get bowe or welker.