Pick 3 RB please and Which DEF DAL OR NE?

[Smackola]

My Lineup:

QB: Aaron Rodgers
WR: Victor Cruz
WR: Mike Wallace
RB: Beanie Wells
RB: Ryan Matthews
TE: Tony Gonzalez
Flex: Reggie Bush or Jordy Nelson?
K: David Ackers

DEF: NE or DAL?

Should i roll with Matthews/Beanie and Reggie and bench Jordy Nelson or go with 3 WRS and start 2 RBS? PLEASE HELP!