A patient with generalized anxiety disorder is taking a benzodiazepine. Which of the following might be an expected agent and dose, fairly early in the course of treatment?
A. Alprazolam (Xanax) 0.5 mg PO BID
B. Clonazepam (Klonopin) 1 mg PO TID
C. Lorazepam (Ativan) 1 mg PO QID
D. Diazepam (Valium) 0.25 mg PO BID