<human>: Goal: How to lock a door from the inside

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Close the door. Turn the knob on the lock in the appropriate direction to lock it. Test the door by twisting the knob and see if it opens.
- Open the door the door. Turn the knob on the lock in the appropriate direction to lock it. Test the door by twisting the knob and see if it closes.
<bot>: Close the door. Turn the knob on the lock in the appropriate direction to lock it. Test the door by twisting the knob and see if it opens.