Bet and collect or check and trap?

[Ivanapolis]

Paradise Poker 2/4 Hold'em (9 handed) converter

Preflop: Hero is SB with 8[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls, <font color="#666666">1 fold</font>, MP3 calls, <font color="#666666">2 folds</font>, Hero completes, BB checks.

Flop: (4 SB) K[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">Hero bets</font>, BB calls, MP1 calls, MP3 calls.

Turn: (4 BB) Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">Hero bets</font>, BB calls, MP1 calls, MP3 calls.

River: (8 BB) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
Hero ?