Answer:
I would say it is the Variable-Ratio Schedule because she doesn't know when she will be visited but she wants to be ready anyways just in case.
Explanation:
Answer: hyperbole
Explanation:
"Evaporated into thin air" is an hyperbole. It simply means that something has completely vanished or in a situation whereby nobody knows the whereabout of someone or a particular thing.
For example, "The book on my table has evaporated into thin air" simply means that the book was on my table but now, I don't know where it is as it can't be found.
Humans burn fossil fuels which releases carbon dioxide into the atmosphere along with greenhouse gases and they trap heat in so it causes global warming
Pastoral societies supported far smaller populations.
Pastoral societies generally lived in small and widely scattered and campement of related kinfolk.
