NL100: C-bet with KQo meets raise from tight villain

[Aquadougs]

D (villain) is 50/10/1,5 (40). He folds after cbet 71% and raises cbets 0%.



Party Poker, $0.50/$1 NL Hold'em Cash Game, 5 Players
LeggoPoker Hand History Converter

Hero (UTG): $98.50
CO: $112.43
BTN: $152.48
SB: $99
BB: $28.66

Pre-Flop: K[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/diamond.gif[/img] dealt to Hero (UTG)
<font color="red">Hero raises to $4</font>, CO calls $4, BTN calls $4, 2 folds

Flop: ($13.50) 2[img]/images/graemlins/spade.gif[/img] 2[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/spade.gif[/img] (3 Players)
<font color="red">Hero bets $9.50</font>, CO folds, <font color="red">BTN raises to $19</font>


What is his range?
What should I do?

[Paul Thomson]

i like push.