Please choose the correct ending to complete the given sentence: Rock-paper-scissors: A woman trying to instruct big bang theory's way of playing rock paper scissors lizard spock. it

Ending1: suddenly splits into two parts each the other. Ending2: rises up and down over a bar. Ending3: shows a man making a masturbation attempt by cupping his scrotum. Ending4: shows a quick clip of sheldon from big bang theory actually doing it.

Answer format: ending1/ending2/ending3/ending4