Answer:
a learning perspective
Step-by-step explanation:
Learning perspective was known to be created by Albert Bandura in 1977. And it can be described or explained as a way or study how an individual is being effected through what he/she learn daily.
The main known focus of this learning perspective is the relationship between behavior and environment.
In this case, the suggestion by the therapist that Mr Bohannan should continue biting his fingernails because the act reduces his feelings of anxiety is a typical example of a learning perspective. Because , it shows the effect of learning on behavior.