Dr. Collins uses exposure-based therapies to treat many of her patients. Client A is actually confronted with the situation that causes her anxiety, while Client B is asked to think about and visualize the frightening situation. Client A’s treatment method would be described as _____________, while client B’s treatment method is _____________.

a. virtual; in vivo

b. imaginal; virtual

c. in vivo; imaginal

d. systematic; in vivo