Please choose the correct ending to complete the given sentence: Welding: A person is welding something together while wearing a mask and gloves. they

Ending1: put a metal padding over their face and cover their eyes. Ending2: are working on a machine called a spin spin. Ending3: finish and lift their mask up. Ending4: take a blue spray bottle out of a container and spray on their gloved fingers tops off the flame.

Answer format: ending1/ending2/ending3/ending4