Please choose the correct ending to complete the given sentence: Shoveling snow: A person shovels show of the walkway. a dog

Ending1: walks next to a dumpster. Ending2: is lathering the first 5 feet of the walkway. Ending3: runs towards the person. Ending4: jumps in the pile of snow and the owner comes and helps.

Answer format: ending1/ending2/ending3/ending4