A Parent Brings in a 2-Month-Old Infant with a 5-Day

A parent brings in a 2-month-old infant with a 5-day history of a white coating on the tongue and decreased oral intake.The primary care NP should prescribe:

A) clotrimazole, one troche tid.
B) chlorhexidine, 15 mL oral rinse bid.
C) carbamide peroxide, 2 to 3 drops tid.
D) nystatin oral suspension, 200,000 units qid.