Please choose the correct ending to complete the given sentence: Getting a haircut: They switch to an electric razor on the back. The person uses the shaver on their hand. The screen changes to black for a moment. we

Ending1: see the image being revamped. Ending2: see plastic cards with letters on them. Ending3: see glass showing a website address and warning it's dangerous to use it. Ending4: see the screen change again and the person lines the back of the man's head.

Answer format: ending1/ending2/ending3/ending4