Which of the following best defines the field of psychology?

• A. The scientific study of behavior and mental processes
• B. The study of the structure and function of the human body
• C. The practice of diagnosing and treating physical illnesses
• D. The analysis of historical events and their impact on society

Answer: (A)

Verified step by step guidance

1. Understand that psychology is a scientific discipline focused on studying both observable behaviors and internal mental processes such as thoughts, emotions, and perceptions.
2. Recognize that psychology differs from fields like medicine, which focuses on diagnosing and treating physical illnesses, and biology, which studies the structure and function of the human body.
3. Note that psychology also differs from history, which analyzes past events and their societal impacts, as psychology centers on individual and group behavior and mental functions.
4. Identify the key phrase in the correct definition: 'The scientific study of behavior and mental processes,' which highlights both the empirical approach and the dual focus on behavior and mind.
5. Conclude that the best definition of psychology is the one emphasizing its scientific nature and its study of both behavior and mental processes.