Please choose the correct ending to complete the given sentence: Rollerblading: The words skate like a pro are shown at the bottom. A man roller blades backwards. A close up of the skates are shown. a skater

Ending1: tries to skate forward, but is frozen. Ending2: flips, hits the board, walks towards the camera and bows. Ending3: bends over as they skate. Ending4: skates sideways on the ice.

Answer format: ending1/ending2/ending3/ending4