Final answer:
Abraham Maslow is the psychologist who proposed the hierarchy of human needs, which organizes human motivations into a hierarchical structure starting with physiological needs and culminating in self-actualization. Option c is the correct answer.
Step-by-step explanation:
The person who identified the hierarchy of human needs was C) Abraham Maslow.
Abraham Maslow, an American psychologist, is renowned for formulating the concept of a hierarchy of needs, a theory suggesting humans are motivated by a series of needs that exist in a hierarchical order.
At the base of this hierarchy are physiological needs necessary for survival, such as food and water, followed by safety needs, love and belonging needs, esteem needs, and finally, self-actualization at the top, which represents achieving one's full potential.