Please choose the correct ending to complete the given sentence: Washing hands: The doctor uses a brush to scrub nails and hands. a doctor

Ending1: washes their hands in a large stainless steel sink with hand soap multiple times. Ending2: cleans and cuts nails on a sharpening block. Ending3: can be seen in a small room painting nails with a hand aid. Ending4: does a tattoo on a bird and lets the bird out of a cage.

Answer format: ending1/ending2/ending3/ending4