

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 BB, and your holding is [Queen of Diamond and Queen of Club].
Before the flop, CO raise 2.3 chips, BB raise 13.5 chips, and CO call. Assume that all other players that is not mentioned folded.
The flop comes Nine Of Spade, Seven Of Spade, and Four Of Club, then BB bet 14 chips, and CO raise 32 chips.
You currently have One Pair(One Pair, Queens with King, Nine, Seven kickers).

Now it is your turn to make a move.
To remind you, the current pot size is 73.0 chips, and your holding is [Queen of Diamond and Queen of Club]. 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: