35o in the bb in a 5-10 3 handed ring game,no reads.Do I call or raise the flop and WHY?Do I fold,call or raise the turn and WHY?Do I fold or call the river and WHY?

Poker Stars
No Limit Holdem Ring game
Blinds: $5/$10
3 players


Stack sizes:
Button: $2110
SB: $1085
hero: $1957

Pre-flop: (3 players) hero is BB with :3d :5s
Button calls, SB calls, hero checks.


Flop: :3c :2c :5d ($30, 3 players)
SB bets $10, hero raises to $50, Button folds, SB calls.

Turn: :ac ($130, 2 players)
SB bets $25, hero raises to $75, SB calls.

River: :th ($280, 2 players)
SB is all-in $950.
Uncalled bets: $950 returned to SB.

Results:
Final pot: $1230