Please choose the correct ending to complete the given sentence: Rock climbing: A boy on a bicycle prepares to go rock climbing. The boy sets up his climbing gear and proceeds to climb a rock mountain. the boy

Ending1: stops and prepares his equipment, then begins to walk his bicycle down the mountainside. Ending2: proceeds to rygee boulder, get up on the rock climbing platform and signs off. Ending3: waits patiently for his rock climbing instruction to be done. Ending4: is climbing shirtless while secured by a climbing rope.

Answer format: ending1/ending2/ending3/ending4