Please choose the correct ending to complete the given sentence: Youth: [header] How to fake waking up [title] Make groans and give incomplete responses to the waker without opening your eyes. [title] Squint your eyes (with or without light coming in the room) and rub them if you would like. [title] Once you become " conscious, " put your hands up behind your head or to your cheeks and take in a deep breath with your nose only.

Ending1: [step] Upon letting air out, groan some more. [title] Slowly look round at the waker, and groan again. Ending2: [title] Look at how close you are to the ceiling. [title] Move slowly (don't be too loud, otherwise you'll wake up loudly). Ending3: [title] Imagine you are awake in a dentist's office. [title] Smile and blink as much as possible before becoming aware of your surroundings. Ending4: [title] Exhale as much air as you can and shake your hands. [title] Open your eyes slowly but to direct the waker away from your face.

Answer format: ending1/ending2/ending3/ending4