Please choose the correct ending to complete the given sentence: Pole vault: A man stands by a pole vault rig while a series of vaulters is shown attempting the vault with varying degrees of success. a group of people wearing white uniforms

Ending1: walk by in the background. Ending2: then show their names and they all demonstrate how to stop from tumbling all over without falling. Ending3: watch as another man does a the same thing as the man from the lower right throws a long distance type object, which is immediately hit down and stretched out on concrete ground and has to be pushed across where the vaulters jump in to retrieve the object. Ending4: watching from a small balcony spot when a man falls from the vault and is thrown into a large snow pile.

Answer format: ending1/ending2/ending3/ending4