Please choose the correct ending to complete the given sentence: Calf roping: . a man riding a horse and swinging a rope around

Ending1: is seen chasing after a calf and eventually grabbing the animal with his rope. Ending2: him is swinging down a rock wall. Ending3: to get other grooms on to it _start_on his back. Ending4: him, grabs a calf with his free hand, does flips and throws the calf and catches it with a rope attached to the calf.

Answer format: ending1/ending2/ending3/ending4