Answer:
I only exist when you are here. Where you never were I can never be.
I'm a ruler with 12 agents. Half of them work in the darkness. Who am I?
Mr. and Mrs. Mustard have five daughters and each daughter has one brother. How many people are there in the Mustard family?
I have three eyes and only one leg. Obey me or you will be sorry.
I am owned by the poor, the rich do not need me. If you eat me, you will die! What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?