Answer:The therapist's belief best illustrates the PSYCHODYNAMIC perspective.
Step-by-step explanation:
The psychodynamic approach is a combination of all theories in psychology which focuses on how people function considering all the forces and driven interactions that affect their actions mostly unconsciously.
The psychodynamic is commonly used in dealing with patients who are suffering from depression and anxiety healthy issues.
Pschodynamic perspective is based on a perception that mostly our behavior are driven by unconscious mind which is beyond our control.
Unconscious feelings and thoughts express themselves in our conscious mind in what is referred to as slips of the tongue; which occurs when we say things we never meant to say.