Whats your move on flop?? and any thoughts on any possiible ways to play this.

PokerStars No-Limit Hold'em, $0.25 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP1 ($18.70)
MP2 ($11.40)
CO ($22.90)
Button ($20.35)
SB ($11.15)
Hero ($25)
UTG ($24)
UTG+1 ($9.10)

Preflop: Hero is BB with A, K.
UTG calls $0.25, 2 folds, MP2 calls $0.25, 1 fold, Button calls $0.25, SB completes, Hero raises to $1.75, UTG calls $1.50, MP2 calls $1.50, Button calls $1.50, SB calls $1.50.

Flop: ($8.75) A, 5, T (5 players)
SB checks, Hero????????????

only one orbit gone. im playing super nit so far (so its my first hand) till i get reads.