9. (1) Psychologist Abraham Maslow theorized that people are motivated by eight basic needs which must be fulfilled in tur: four "deficiency" needs and four "growth" needs. (2) The deficiency needs are, first, food, water, and sleep, second, safety and security; third, love, friendship, and a sense of belonging; and, fourth, approval and respect. (3) Prompted by their growth needs, people seek to know and understand; to enjoy beauty; to "self-actualize" (realize their creative potential) and, to "transcend" (help others to realize their potential). a. conversely b. likewise c. second d lastly K