Please choose the correct ending to complete the given sentence: Playing rubik cube: A man is showing a boy trying to solve a rubix cube. A timer is going to time the boy and other people around him are trying as well. on lookers

Ending1: are scrolling through the detail of the puzzle, the boy turning the dial. Ending2: are going from table to table to watch. Ending3: he is able to solve the cube. Ending4: , the young boy has been trying to solve the triple cube 3 times.

Answer format: ending1/ending2/ending3/ending4