Answer:
psychodynamic perspective
Explanation:
The psychodynamic perspective was introduced with the work of one of the most influential psychologist named Sigmund Freud and is described as a phenomenon that emphasizes an individual's "unconscious psychological processes" such as a few specific fears or wishes for which an individual is not completely aware, and contends that a person's childhood experiences are considered as important in determining or shaping his or her adult personality.
In the question above, Sylvia's hand-washing behavior is determined by the psychodynamic perspective.
