NL50SH QQ im 4bet-Pot

$0.25/$0.50 No Limit Hold'em - 6 players
The Official 2+2 Hand Converter By DeucesCracked Poker Videos

MP: $50.00
Hero (CO): $60.70
BTN: $50.00
SB: $140.55
BB: $96.45
UTG: $34.50

Pre Flop: ($0.75) Hero is CO with Q :spade: Q :club:
2 folds, Hero raises to $1.50, 2 folds, BB raises to $2.50, Hero requests TIME, Hero raises to $8, BB calls $5.50

Flop: ($16.25) 5 :diamond: A :heart: A :diamond: (2 players)
BB bets $16.25, Hero???

Calldown, Shove, Fold?