Please choose the correct ending to complete the given sentence: Rope skipping: A boy walks into the center of a court in front of judges. he

Ending1: does several tricks with a ball in his hand, smacking the opponent's net. Ending2: sets up an arm wrestling match. Ending3: plays an instrument and walks in circles. Ending4: begins to jump using a jump rope.

Answer format: ending1/ending2/ending3/ending4