Please choose the correct ending to complete the given sentence: Scuba diving: A large school of small fish swim in the ocean. A seal swims in the ocean. The scene switches to a dog scuba diving with humans. the dog

Ending1: swims to the surface and looks for a contact lens. Ending2: stands up in the water with a fish attached to its mouth. Ending3: puts on scuba gear. Ending4: is shown with a human on a ship, with part of its scuba equipment on.

Answer format: ending1/ending2/ending3/ending4