Please choose the correct ending to complete the given sentence: Snow tubing: A kid is seen pulling a tube on the snow. Someone pulls his string and lets go, sending him down the hill. he

Ending1: sped up and falls several times down the slope. Ending2: tumbles down the hill several more times. Ending3: climbs back to the bottom and smiles. Ending4: spins and laughs as he speeds down hill.

Answer format: ending1/ending2/ending3/ending4