2 limpers to Hero im MP (1700) with A

4

Hero limps Sb completes BB checks. Flop 10

8

9

SB (1200) bets 20. TAG player. Has anything from top pair to nutz. UTG (800) makes it 75. TAG. very tight. few showdowns he showed 3rd nutz or better. I put him on a set or straight. He 3bet flop one time with middle set in a previous hand. Folded to Hero? Fold, call, or reraise?