Maslow's hierarchy of needs<span> is often portrayed in the shape of a pyramid with the largest, </span>most<span>fundamental </span>levels<span> of </span>needs<span> at the bottom and the need for self-actualization and self-transcendence at the top.</span>
Helps get rid of some germs that could cause disease or sickness.
Nodding your head would be the right answer. hoped this helped!!:-)
It would be steak.
hope this helps you