Daily Hand Quiz

Game type: No limit cash game
Your image: Tight and aggressive
Misc notes: Opponent frequently raises preflop
Your hand: 6♦6♣

The setup: Preflop, Player A raised to $6 and you called with your pocket sixes. The rest of the table folded, and the flop came:

5♠3♥9♠

Player A checked to you, and you checked behind. A turn card of 7♥ improved your hand significantly. Player A led out for $12 and you called. The river brings another 7 – 7♣, and your opponent thinks for a bit before betting $20, a little over half pot. What’s your play?