

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 UTG, and your holding is [King of Diamond and Queen of Spade].
Before the flop, UTG raise 2.0 chips, and BTN call. Assume that all other players that is not mentioned folded.
The flop comes King Of Spade, Seven Of Heart, and Two Of Diamond, then UTG check, and BTN check.
The turn comes Jack Of Club, then UTG bet 4 chips, and BTN call.
The river comes Seven Of Club, then UTG check, and BTN bet 10 chips.
You currently have Two Pair(Two Pair, Kings and Sevens with Queen kicker).

Now it is your turn to make a move.
To remind you, the current pot size is 23.0 chips, and your holding is [King of Diamond and Queen of Spade]. You currently have Two 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: