Psychology is defined as the scientific study of behavior and mental processes, which encompasses a wide range of human experiences. This field not only investigates actions but also the internal thoughts and feelings behind those actions. Options b, c, and d are specific subsets, but the broadest understanding is found in option a. ;
Psychology is the scientific study of behavior and mental processes, which includes how people think, feel, and act. This broad definition encompasses various aspects, making option A the correct choice. Understanding both external behaviors and internal thoughts is fundamental in this field.
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