Please choose the correct ending to complete the given sentence: Roof shingle removal: The arm of a backhoe in shovel configuration peels the tiles off a roof. A man walks across the frame. the man

Ending1: pitchforks debris into the backhoe shovel. Ending2: vacuums an area of the roof. Ending3: finishes and raises his arms. Ending4: reveals man using the shovel to replace roof tile on the roof.

Answer format: ending1/ending2/ending3/ending4