Neo struggles with social anxiety and agoraphobia. He avoids social interactions with others if he can, and is afraid that if he goes outside or to the store, that something terrible will happen. Which of the following approaches fits with CBT principles?
a) Encouraging Neo to explore the unconscious roots of his fears
b) Teaching Neo relaxation techniques to reduce anxiety
c) Analyzing Neo's early childhood experiences to uncover the source of his fears
d) Challenging Neo's irrational beliefs about social situations and gradually exposing him to feared situations
