

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 BTN, and your holding is [Eight of Spade and Eight 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 Queen Of Club, Ace Of Diamond, and King Of Heart, then CO check, BTN bet 5 chips, and CO call.
The turn comes Three Of Diamond, then CO check, BTN bet 12 chips, CO raise 38 chips, and BTN call.
The river comes Jack Of Club, then CO check.
You currently have One Pair(One Pair, Eights with Ace, King, Queen kickers).

Now it is your turn to make a move.
To remind you, the current pot size is 87.0 chips, and your holding is [Eight of Spade and Eight 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: