Please choose the correct ending to complete the given sentence: Playing pool: The young man hits balls that land in the pocket of the pool table. Then, the man puts the balls in a metal triangle and arrange others balls. after

Ending1: , the young man puts other balls in the pocket. Ending2: , the young man plays pool stroke to serve the ball as his opponent scores the ball. Ending3: , the man grab two wooden balls and hold them in the triangle. Ending4: , the young man strikes the white ball but immidiately stop it with the cue sticks.

Answer format: ending1/ending2/ending3/ending4