AJo -- too aggressive or too passive?

[Hoi Polloi]

Villain is loose and somewhat aggressive over 18 hands. He's been on a rush.

Should I have folded or 3-bet the turn?

Party Poker 2/4 Hold'em (10 handed) converter

Preflop: Hero is MP3 with A[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/spade.gif[/img].
<font color="#666666">4 folds</font>, MP2 calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">4 folds</font>, MP2 calls.

Flop: (5.50 SB) 9[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/club.gif[/img], J[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP2 bets</font>, <font color="#CC3333">Hero raises</font>, MP2 calls.

Turn: (4.75 BB) 5[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP2 bets</font>, Hero calls.

River: (6.75 BB) 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP2 bets</font>, Hero calls.

Final Pot: 8.75 BB