Please choose the correct ending to complete the given sentence: Fixing the roof: A red truck parks on front a house, a ladder is on the rood of the truck. A person is taking off damaged shingles of a roof. then

Ending1: , the pairings walk by the construction site on a road and then climb up the rafter. Ending2: , the person get sitting on the floor and play with an airbrush. Ending3: , the person removes floors and lathes roof. Ending4: , the person is nailing and gluing new shingles in the roof.

Answer format: ending1/ending2/ending3/ending4