Please choose the correct ending to complete the given sentence: Welding: A man is standing over a piece of large metal. the man

Ending1: begins welding pieces of metal together. Ending2: is taking out the heavy metal from the wall. Ending3: is welding something green and red. Ending4: bends down, picks up a knife, and starts sharpening the knife.

Answer format: ending1/ending2/ending3/ending4