Psychology Is Defined as the Discipline Concerned With

Psychology is defined as the discipline concerned with:

A) the study of all physical stimuli that affect human sensations and perceptions.
B) behaviour and mental processes and how they are affected by an organism's physical state, mental state, and external environment.
C) the study of humankind and the importance of culture in explaining the diversity in human behaviour.
D) maladaptive human behaviours and cognitions that are incorporated into a person's self-worth during childhood.