Please choose the correct ending to complete the given sentence: Welding: He continues to weld in the same corner. The man pushes his helmet up and replaces the wires and sands the same area again. he

Ending1: stands up and grabs a helmet. Ending2: tightens the bolts and holds the welding device upright. Ending3: places his gloves down and shows the weld he finished. Ending4: talks to the camera as he continues to weld.

Answer format: ending1/ending2/ending3/ending4