What Is the Main Practical Difference Between a Clinical Psychologist

What is the main practical difference between a clinical psychologist and a counselling psychologist?

A) Only the clinical psychologist can prescribe drugs.
B) The clinical psychologist specializes in the treatment of mental disorders; the counselling psychologist specializes in the treatment of everyday adjustment problems.
C) Clinical psychologists are trained to provide behaviour therapy; counselling psychologists are trained to provide insight therapy.
D) The clinical psychologist has a doctorate; the counselling psychologist has a master's degree.