Hearing is most acute at what age?

The subspecialty that involves the study of motivation, work attitudes, and the culture of organizations is:

A) industrial psychology. B) personnel psychology. C) performance psychology. D) organizational psychology.

Martine believes that the trees on her family farm occasionally speak to her. In deciding if Martine has a mental illness or not, which of the following should first be evaluated?

A. How old is Martine? B. Is Martine's belief consistent with the beliefs of her culture? C. Do people in general consider Martine's belief to be abnormal? D. Does her belief match any of the symptoms in the disorders in the DSM-5?