Dr. Joan Goodman is studying how memory changes as people get older. She is most likely a(n) psychologist.

Dr. Joan Goodman is studying how memory changes as people get older. She is most likely a(n) psychologist

The answer is "Developmental"

Explanation:

Psychology is an academic and applied discipline involving the scientific study of behavior, cognition, and emotion. Psychologists study mental functions in individual and social behavior, strive to understand and explain how and why people change throughout life.

Psychologist apply to people who:

Developmental psychology, also called Life-span Psychology, the branch of psychology that study human development over the course of a lifetime. This study includes research on how people grow, develop and adapt at different life stages. Developmental psychologists help people live up to their full potential by studying the social, intellectual, physical and cognitive changes as they get older.