Final answer:
Psychology is the branch of social science that focuses on the study of individual behavior.
Step-by-step explanation:
The branch of the Social Science Discipline which focuses on the study of man's behavior individually is known as Psychology. Psychology is the scientific study of human thought, feeling, and behavior in order to understand behavior and promote human welfare. While both psychology and sociology are interested in human behavior, psychology primarily focuses on the mind, while sociology primarily focuses on society.