Please choose the correct ending to complete the given sentence: Plastering: A carpenter sprays a ceiling with paint. A second carpenter smooths out the paint on the ceiling. the first carpenter

Ending1: slowly welds the ceiling together, chipping away at it and smooth it down. Ending2: uses chalk on the ceiling paint stick. Ending3: scrapes wax on insulation. Ending4: sprays paint all over the ceiling.

Answer format: ending1/ending2/ending3/ending4