Which behaviors are stimulated without using the forebrain?

a: integration
b: reflexes
c: ganglia
d: deep thinking

“an abused child's thoughts occasionally drift to other, less anxiety-arousing topics; this anxiety reduction thus serves to strengthen 'other' thoughts, while weakening the thoughts about abuse.” a psychologist with which theoretical background would be most likely to offer this quotation as an explanation for the development of dissociative disorders?