NL50 AA - Pot Control or Kind of Weak?

[zooot]

Villain is 19/4/2.0/72

Poker Stars, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

SB: $75.65
BB: $75.40
UTG: $61.55
Hero (MP): $94.70
CO: $60.85
BTN: $44.75

Pre-Flop: A[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/diamond.gif[/img] dealt to Hero (MP)
UTG folds, <font color="red">Hero raises to $2</font>, 2 folds, SB calls $1.75, BB calls $1.50

Flop: ($6) T[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/spade.gif[/img] (3 Players)
SB checks, BB checks, <font color="red">Hero bets $4.50</font>, SB folds, BB calls $4.50

Turn: ($15) T[img]/images/graemlins/club.gif[/img] (2 Players)
BB checks, Hero checks

River: ($15) Q[img]/images/graemlins/club.gif[/img] (2 Players)
BB checks, Hero checks

Villain had folded to more c-bets than he had called. I checked the Turn for pot control and planned on re-evaluating the River, altho I do realize there are many draws out there. I then figured no worse hand would call a River bet so I checked behind.

Reasonable thinking or weak?