Please choose the correct ending to complete the given sentence: Roof shingle removal: A man is sitting on top of a roof. A man is holding a yellow bar. he

Ending1: starts to apply foam. Ending2: puts the bar on a line. Ending3: holds onto the bar with his feet. Ending4: takes the bar and starts tearing up a roof.

Answer format: ending1/ending2/ending3/ending4