Please choose the correct ending to complete the given sentence: Installing carpet: A man sits on carpeted stairs and talks to a camera while pointing to the creases in the stairs. the man

Ending1: starts ironing a yellow shirt while walking to the bed. Ending2: counts them and clears them before starting to climb. Ending3: pulls out a knife and starts pulling the carpet away from the stairs with his gloved hands. Ending4: puts his shoes on the stairs.

Answer format: ending1/ending2/ending3/ending4