Please choose the correct ending to complete the given sentence: Pole vault: The starting list for the men's pole vault event is displayed over the background of the competition area. multiple vaulters

Ending1: begin their jumping routine that involves many steps and side to side somersaults. Ending2: come up to the start line and all they have to do is lean over the pole and they both tumble to the ground. Ending3: are involved in the event and the list is highlighted. Ending4: attempt to vault, one after another, some successfully and some not.

Answer format: ending1/ending2/ending3/ending4