Please choose the correct ending to complete the given sentence: Playing pool: Man is standing in front of a pool table playing. Man is holding a camera sitting on a chair watching the games. in the background

Ending1: there are people in the pool and are gambling. Ending2: two men are playing basketball. Ending3: people are walking or watching the game. Ending4: men are swimming and playing.

Answer format: ending1/ending2/ending3/ending4