Please choose the correct ending to complete the given sentence: Drinking beer: Two men are seated in a room in front of a robotic arm. one of the men

Ending1: is using a controller to make the arm pick up a bottle. Ending2: is seated and ferrinting a tattoo on his neck into his skin, while the other man performs a tattoo on his upper arm too. Ending3: is playing a slow drumbeat on the arm of the short robot with a pair of drumsticks hammering on drums. Ending4: leaves and is seen walking through a tunnel.

Answer format: ending1/ending2/ending3/ending4