Please choose the correct ending to complete the given sentence: Building sandcastles: A woman is putting sand into a green bucket. She dumps it out upside down in front of her. a little boy

Ending1: steps up to spoil the sand while it's being poured. Ending2: is talking to the camera. Ending3: is standing on the side of the sand pit. Ending4: is sitting in the sand next to her.

Answer format: ending1/ending2/ending3/ending4