Please choose the correct ending to complete the given sentence: Building sandcastles: Three kids are making a sand castle on the beach. a man

Ending1: holds them a red bag of sand. Ending2: wash and dry the sand castles, then he jumps in the sand. Ending3: is laying next to them on a towel. Ending4: is holding two little boys by the arms.

Answer format: ending1/ending2/ending3/ending4