What did John Watson believe should be the focus of psychology

A)  unconscious determinants of behaviour
B)  observable behaviour 
C)  basic elements of conscious experience
D)  the function or purpose of consciousness

Observable Behaviour

Actions or reactions of an organism that can be seen and measured directly, often used in the study of psychology and behavioural science.

Conscious Experience

The aspect of human cognition and awareness that encompasses thoughts, feelings, and perceptions that one is currently able to observe and reflect upon.

Unconscious Determinants

Influences on behavior and decisions that occur without conscious awareness, often stemming from hidden or repressed feelings and thoughts.