Please choose the correct ending to complete the given sentence: Surfing: The person is climbing on the stairs as the waves hit them, the surfers are surfing over the strong waves. two people carrying their surfboards

Ending1: are riding in a stationary boat, the waves are taking them over and they started to fall off. Ending2: are going across the waves. Ending3: are sitting on a beach next to a tree, one of them is holding their surfboard as they ride through the waves. Ending4: are climbing on the stairs.

Answer format: ending1/ending2/ending3/ending4