Research Presented by Your Author Suggests That When Patients with a Phobia

Research presented by your author suggests that when patients with a phobia of cockroaches were exposed to a new type of therapy, they showed improvement in their ability to approach cockroaches for up to 12 months after the treatment. What was the basis of this technique?

A) This technique combined behavioral therapy with cognitive therapy.
B) This technique involved what is called the "empty chair" intervention.
C) This technique involved a virtual reality system.
D) This technique involved large doses of antianxiety medications combined with exposure to real cockroaches.