Psychologists should only study observable, measurable behavior, according to ________.

A) Watson
B) Kohler
C) Freud
D) Titchener

Observable Behavior

Actions or reactions of an individual that can be directly observed and measured, typically in a scientific or psychological context.

Watson

Refers to John B. Watson, an American psychologist who established the psychological school of behaviorism, emphasizing the importance of observable behaviors and discounting mental activities.

Kohler

Wolfgang Köhler, a psychologist and one of the founders of Gestalt psychology, known for his work on insight learning.