AQ RIVER TP. LELAISE OR CALL?

[flawless_victory]

villain is hangtwang.
i just sat, folded my blinds.
this is the first hand ive seen a flop, but we have played together b4. he is a quite aggro pre, but other than that pretty typical... honestly i dont know that much about him.

Party Poker 100/200 Hold'em (10 handed) FTR converter on zerodivide.cx

Preflop: Hero is MP2 with Q[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/heart.gif[/img].
<font color="#666666">4 folds</font>, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">CO 3-bets</font>, <font color="#666666">3 folds</font>, <font color="#CC3333">Hero caps</font>, CO calls.

Flop: (9.50 SB) 9[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, CO calls.

Turn: (5.75 BB) 7[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, CO calls.

River: (7.75 BB) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">CO raises</font>,

call or threebt the riv, and who thinks i shouldve gone for the checkraise?