Finish the following sentence with the best choice: How to lock a bathroom door.

Choices:
- Open the door. Find the locking mechanism like a knob or lever, and twist it either clockwise or counter-clockwise until the lock is engaged. Try to open the door to see if it's properly locked.
- Close the door. Find the locking mechanism like a knob or lever, and twist it either clockwise or counter-clockwise until the lock is engaged. Try to open the door to see if it's properly locked.

Answer:
Close the door. Find the locking mechanism like a knob or lever, and twist it either clockwise or counter-clockwise until the lock is engaged. Try to open the door to see if it's properly locked.