[Closed] 99 - late position

The questions are:

1.) Was my preflop 3-bet too aggressive play for nines in this situation?
2.) Even i got a very ugly card on the turn... should i raise there too, or my check was good?

thanks

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.25/$0.5 Fixed-Limit Hold'em (9 handed)

Preflop: Hero is CO with 9:c, 9:h.
2 folds, MP1 calls, MP2 calls, MP3 raises, Hero 3-Bets, 2 folds, BB calls, MP1 folds, MP2 calls, MP3 calls.

Flop: (13.4 SB) 8:s, 5:c, 9:s (4 players)
BB checks, MP2 bets, MP3 raises, Hero 3-Bets, BB calls, MP2 calls, MP3 calls.

Turn: (12.7 BB) Q:s (4 players)
BB checks, MP2 bets, MP3 calls, Hero calls, BB calls.

River: (16.7 BB) 8:c (4 players)
BB checks, MP2 bets, MP3 folds, Hero raises, BB folds, MP2 calls.

Final Pot: 20.7 BB.
Results follow:

MP2 shows a straight, queen high(J:h T:s).
Hero shows a full-house, nines full of eights(9:c 9:h).

Hero wins with a full-house, nines full of eights(9:c 9:h).