Please choose the correct ending to complete the given sentence: Welding: The man puts down his face guard and welds a spot on a piece of metal. The man stops for a break. the man

Ending1: welds a line into a piece of material. Ending2: then begins making more adjustments to the welds on the metal metal. Ending3: then begins removing something from a car and a tool. Ending4: gets back on top of the machine and welds a hole in the metal.

Answer format: ending1/ending2/ending3/ending4