A mental disorder is defined as a(n) a. inference of a person's motives, conflicts, and unconscious dynamics on the basis of the person's interpretations of ambiguous stimuli.
b. continuous state of anxiety marked by feelings of worry and dread, apprehension, difficulties in concentration, and signs of motor tension.
c. state of depression involving disturbances in emotion (excessive sadness), behavior (loss of interest in one's usual activities), cognition (thoughts of hopelessness), and body function (fatigue and loss of appetite).
d. behavior that causes an individual to suffer, is self-destructive, seriously impairs the person's ability to work or get along with others, or causes a person to endanger others or the community.