postulates that people move through a series of motivational states beginning with the most basic important needs before moving on to satisfy higher-level needs.

Maslow's Hierarchy of Needs

Explanation:

Maslow's hierarchy of needs believes that people are motivated by five basic categories of needs which are physiological, safety, love, esteem, and self-actualization.

Maslow's believe that lower level need have to be satisfied before higher level need can influence behaviour because

people move through a series of motivational states beginning with the most basic important needs before moving on to satisfy their higher-level needs or higher level growth. Maslow arranged those needs in a hierarchy because he believed that healthy human have a certain number of needs and those need are more basic than others.

to keep it profesional sex is the main way humans reproduce

explanation: