Please choose the correct ending to complete the given sentence: Laying tile: A man with a broom and dustpan is cleaning the floor. The man is then mopping the floor. Two men are making measurements on the floor. a man

Ending1: is mopping the floor holding a black object in his hand. Ending2: washes the floor in a bathroom. Ending3: knits on a table in a room. Ending4: is mixing adhesive in a bucket.

Answer format: ending1/ending2/ending3/ending4