[Solved] Cells in the basal layer of the epidermis allow the epidermis to A)regenerate. B)secrete oil that lubricates the skin. C)protect the skin from infection. D)retain heat. Belongingness Needs: A psychological condition highlighted in Maslow's hierarchy of needs, where individuals seek acceptance, affection, and affiliation with groups. Brain Anatomy: The study of the structure of the brain, including its various parts, such as the cerebrum, cerebellum, and brainstem, and their functions. Sexual Orientation: Sexual orientation is a pattern of emotional, romantic, or sexual attraction to the opposite sex, same sex, both sexes, or neither, which forms part of a person's identity. Erotic Plasticity: The degree to which an individual's sex drive can be changed by outside forces such as social, environmental, or situational factors.