Please choose the correct ending to complete the given sentence: Plataform diving: A boy stand on a pool diving board in an olympic competition. then

Ending1: , the boy jumps and does four flips in the air and falls into the water. Ending2: , the sprinter grabs the ball and jumps down on a blue mat. Ending3: , the boy dive and avoid being hit by the tube, the fall several times. Ending4: , the boy dives under the water several times, being his natural seat until the surface.

Answer format: ending1/ending2/ending3/ending4