Task: Text Completion
Input (English): A man sits on carpeted stairs and talks to a camera while pointing to the creases in the stairs. the man <sep> (A) starts ironing a yellow shirt while walking to the bed. (B) counts them and clears them before starting to climb. (C) pulls out a knife and starts pulling the carpet away from the stairs with his gloved hands. (D) puts his shoes on the stairs.
Output (English): C