Multi-select problem: How does the next paragraph end?

How to stay safe in a stranded elevator
Do not panic.
Most elevators are secure when they are stuck or stranded. They will not go into a state of free fall and are secure even when stopped.

Select from: I. The elevator is also not airtight so you will have more than enough oxygen to stay in the elevator safely. Remember all of this when you are in the elevator so you do not panic.. II. Workers may still be accessing the elevator and can be in immediate danger even with the elevator now stopped. Pay attention to your surroundings and as you wait for the elevator to move.. III. Allow someone to get in the elevator if you are not. Dial emergency services if there is no emergency staff available.. IV. This assumption is often reinforced by faulty motor signals and is easily misconstrued as a ploy or trick. While you may not have a means to break out, it would not harm you any to proceed with caution..
I.