Please choose the correct ending to complete the given sentence: Skateboarding: A boy runs with a skateboard in his hand. the boy

Ending1: throws the skateboard down and a does a trick. Ending2: jumps the lane using the skateboard in front of onlookers. Ending3: jumps over a coffee mug and goes around a counter. Ending4: falls off the skateboard on to the ground.

Answer format: ending1/ending2/ending3/ending4