Please choose the correct ending to complete the given sentence: Washing hands: A person is washing their hands as the words "tutorial: how to wash your hands" appears on screen. a continuous scroll of instructions

Ending1: appear with occasional flashing words and washes appearing on the screen periodically. Ending2: crawls across the bottom of the screen. Ending3: appear across the screen. Ending4: is on the screen next to and below the hand wash.

Answer format: ending1/ending2/ending3/ending4