Please choose the correct ending to complete the given sentence: Longboarding: A teen spins his skateboard in the air with his feet on the street. The teen stands on the border of the skateboard and flips it with the other feet. then

Ending1: , the teen continues skating across the street while putting the skateboard on his waist and then on the ground. Ending2: , the teen spins in the air the skateboard. Ending3: , the teen lands on the skateboard multiple times, falls to the street, then does stunts. Ending4: , the teen turns and turns in motocross with the skateboard outstretched.

Answer format: ending1/ending2/ending3/ending4