Please choose the correct ending to complete the given sentence: Laying tile: A person is kneeling down putting tile onto the wall. Another man stands behind them helping them. They lay down a pink paper onto the floor. they

Ending1: then remove it from the wall. Ending2: extend a wooden platform over the tiles. Ending3: use tools to clean the yellow paper. Ending4: put tile on top of the paper.

Answer format: ending1/ending2/ending3/ending4