

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 [Three of Heart and Three of Diamond].
Before the flop, SB raise 3.0 chips, and BB call. Assume that all other players that is not mentioned folded.
The flop comes Ace Of Diamond, Nine Of Heart, and Eight Of Heart, then SB check, and BB check.
The turn comes Two Of Heart, then SB bet 8 chips, BB raise 23 chips, and SB call.
The river comes Ten Of Heart, then SB check.
You currently have Flush(Flush, Ten-high).

Now it is your turn to make a move.
To remind you, the current pot size is 52.0 chips, and your holding is [Three of Heart and Three of Diamond]. You currently have Flush.

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: