Andy visits his family doctor because he displays symptoms of depression. the doctor conducts an examination and deduces the root cause as a chemical imbalance in his brain. in this scenario, which perspective on psychological disorders does andy's doctor use?

The perspective on psychological disorders that andy's doctor use is: The medical perspective
The medical perspective ot a psychological disorder put more emphasizes on the Biological and physiological factors that could cause the disorder (such as chemcial imbalance)