Please choose the correct ending to complete the given sentence: Plastering: A second carpenter smooths out the paint on the ceiling. The first carpenter sprays paint all over the ceiling. a couple of carpenters

Ending1: paste wallpaper piles together. Ending2: return with an answer and a long list of floor details. Ending3: attach tile onto the ceiling, moving a metal rod down it. Ending4: smooth out the paint on the ceiling.

Answer format: ending1/ending2/ending3/ending4