Please choose the correct ending to complete the given sentence: Fixing the roof: A guy is putting white paste from a can on to a parted surface with a paintbrush. The guy lays a sheet over the whitened area. the guy

Ending1: adds white paste above the placed sheet. Ending2: puts old, red carpet on top of the newly waxed area. Ending3: picks up a clear square substance from a plastic case and pours it on the white sheet. Ending4: dips his paintbrush into the white substance that is splattered on the wall.

Answer format: ending1/ending2/ending3/ending4