Answer:
"D" stands for Deficiency
Explanation:
The first four levels of Abraham Maslow hierarchy of needs (which include the physiological needs, safety needs, love and belonging,.and esteem needs ) refers to deficiency needs
Deficiency needs arise due to deprivation and are said to motivate individuals. When these deficiency needs are not met, individuals strive much harder and the motivation to fulfill or meet such needs becomes stronger. . however, motivation is said to reduce when deficiency needs are met.
