Please choose the correct ending to complete the given sentence: Roof shingle removal: A man in black pants is standing on a roof and nailing a long shingle onto the roof. a man in blue shorts

Ending1: and a yellow shirt is standing on a hole in the roof. Ending2: appears on the right and is also nailing long shingles on the roof. Ending3: is sanding a piece of slate onto the roof. Ending4: is holding a small shovel and working on a roof on the inside edge of the roof top.

Answer format: ending1/ending2/ending3/ending4