Please choose the correct ending to complete the given sentence: Rollerblading: A guy skates around colorful cups place on the pavement as cones. A guy in a black, sleeveless undershirt squats and skates. the guy in a black, sleeveless undershirt

Ending1: stand on his tip toe with skates on. Ending2: puts one hand on the pole while the other hand holds a handles to hold the long pole upright. Ending3: socks his feet on a polished, shiny black platform. Ending4: jumps after the cones placed on the wooden boards.

Answer format: ending1/ending2/ending3/ending4