Answer :
Answer:
dramatic increase in reported cases of dissociative identity disorder during the past 40 or so years.
Explanation:
Biological perspective: The term "biological perspective" is described as a specific way of considering psychological issues through studying the "physical basis or cause" for human and animal behavior. It is considered one of the "major perspectives" and encompasses certain things like studying the immune system, genetics, brain, and nervous system. Therefore, the biological perspective tends to believe that most behavior is being inherited and possess an evolutionary or adaptive function.