Problem: A 23-year-old woman is admitted to the hospital following a suicide attempt. Her father reports a 3-week history of depressed mood, poor sleep, loss of interest in her hobbies, and low energy. She has a past medical history of recurring yeast infections, general tonic-clonic seizures, and schizophrenia. She is prescribed medication for depression and is asked to follow up in 2 weeks. During the follow-up appointment, blood tests show an increased aripiprazole plasma level. When used concurrently with aripiprazole, which of the following medications is most likely to cause this finding? A. Carbamazepine B. Citalopram C. Paroxetine D. Olanzapine