100NL

Hero is CO ($129) with
Villain is BB ($58)

Pre-Flop
UTG calls $1
Hero raises to $5
Villain calls $4
UTG calls $4

Flop (3 Players, Pot = $15.50)


2 checks
Hero bets $10
Villain calls $10
1 fold

Turn (2 Players, Pot = $35.50)


Villain bets $4 and has $39 behind.
What is Hero's best line?