

You are a specialist in playing 6-handed No Limit Texas Holdem. The following will be a game scenario and you need to make the optimal decision.

Here is a game summary:

The small blind is 0.5 chips and the big blind is 1 chips. Everyone started with 100 chips.
The player positions involved in this game are UTG, HJ, CO, BTN, SB, BB.
In this hand, your position is CO, and your holding is [Queen of Heart and Seven of Heart].
Before the flop, CO raise 2.3 chips, and BTN call. Assume that all other players that is not mentioned folded.
The flop comes Ten Of Heart, Four Of Club, and Five Of Diamond, then CO check, BTN bet 5 chips, and CO call.
The turn comes Seven Of Spade, then CO bet 12 chips, and BTN raise 38 chips.
You currently have One Pair(One Pair, Sevens with Ace, Queen, Ten kickers).

Now it is your turn to make a move.
To remind you, the current pot size is 66.0 chips, and your holding is [Queen of Heart and Seven of Heart]. You currently have One Pair.

Decide on an action based on the strength of your hand on this board, your position, and actions before you. Do not explain your answer.
Your optimal action is: