Which of the following is NOT a psychological branch?

The option identified as the correct answer, which is "Chemical Psychology," stands out because it is not recognized as an established branch within the field of psychology. While psychology includes various subfields that study different aspects of human behavior and mental processes, "Chemical Psychology" does not have a clear definition or presence in the academic or clinical arenas.

Counseling Psychology, Biopsychology, and Developmental Psychology are all well-defined branches. Counseling Psychology focuses on providing therapeutic services that enhance personal and interpersonal functioning across the lifespan, often addressing emotional, social, vocational, and health-related issues. Biopsychology examines the biological underpinnings of behavior, exploring how the brain, neurotransmitters, and genetic factors influence psychological processes. Developmental Psychology studies the psychological changes that occur throughout a person's life, from infancy to old age, emphasizing how people develop cognitively, emotionally, and socially over time.

Understanding the recognized branches of psychology is essential for grasping the broader field, and identifying "Chemical Psychology" as the odd one out helps reinforce the distinction between established disciplines and terms that lack formal recognition in psychological literature and practice.