Please choose the correct ending to complete the given sentence: Building sandcastles: A young boy stands on and attempts to climb a mound of sand in the center of a line of sandcastles at the beach. a young boy

Ending1: adds his sand cube to a pile and moves it around. Ending2: plays dodge ball in the sand. Ending3: is standing in front of a mound of sand and hitting the mound with his hands. Ending4: gets kicked in the chin by one of the sandcastles while hiding in behind it.

Answer format: ending1/ending2/ending3/ending4