Please choose the correct ending to complete the given sentence: Washing hands: A man wearing surgical clothes demonstrates the proper way to wash hands for surgical procedures and first removes jewelry. the surgeon

Ending1: uses a squeegee to clean the knuckles of a hand under water. Ending2: is shown in another room with other medical personnel in the background. Ending3: removes a shredded interior ring of a christmas tree from a side pocket. Ending4: then wets his hands and ads soap.

Answer format: ending1/ending2/ending3/ending4