Please choose the correct ending to complete the given sentence: Hanging wallpaper: He begins to apply product. Switches to the product again. He writes on the wall. He begins to lay out tools. next he

Ending1: measures and levels the wall. Ending2: puts picture paper into a bowl of water. Ending3: lays out runs and shingles on a roof. Ending4: welds to the product.

Answer format: ending1/ending2/ending3/ending4