Please choose the correct ending to complete the given sentence: Plastering: The man in white shirt is putting cement on the wall. The man is holding a blue long tube pointing on the wall. the man in gray uniform

Ending1: remove his black bowler and put it over the white tube. Ending2: went down the wall and walk on the floor. Ending3: walked walk and set down tiles on the floor. Ending4: used the tube/pump and spray the cement on the wall.

Answer format: ending1/ending2/ending3/ending4