

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 Ten of Diamond].
Before the flop, UTG raise 2.0 chips, and BB call. Assume that all other players that is not mentioned folded.
The flop comes Ace Of Club, King Of Spade, and Seven Of Diamond, then BB check, and UTG check.
The turn comes Two Of Heart, then BB check, UTG bet 3 chips, and BB call.
The river comes Seven Of Club, then BB check, UTG bet 8 chips, and BB raise 25 chips.
You currently have Two Pair(Two Pair, Kings and Sevens with Ace kicker).

Now it is your turn to make a move.
To remind you, the current pot size is 43.0 chips, and your holding is [King of Diamond and Ten of Diamond]. 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: