Party 10/20. Help me with river play please

[Oink]

Limper is huge donk. 75/25 type

Villain is 28/22 6-handed with SD stats of 40/52. Thats datamined over 1600 hands. No real reads but seems solid.


Party Poker
Limit Holdem Ring game
Limit: $10/$20
5 players
Converter

Pre-flop: (5 players) Hero is BB with J[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/spade.gif[/img]
UTG folds, CO calls, <font color="#cc0000">Button raises</font>, SB folds, Hero calls, CO calls.

Flop: 4[img]/images/graemlins/spade.gif[/img] 2[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/club.gif[/img] (6.5SB, 3 players)
Hero checks, CO checks, <font color="#cc0000">Button bets</font>, <font color="#cc0000">Hero raises</font>, CO folds, Button calls.

Turn: 7[img]/images/graemlins/heart.gif[/img] (5.25BB, 2 players)
<font color="#cc0000">Hero bets</font>, Button calls.

River: A[img]/images/graemlins/club.gif[/img] (7.25BB, 2 players)
<font color="#cc0000">Hero pukes and does what? </font>

b/f, b/c, c/f?