Problem: A 73-year-old female takes warfarin (Coumadin) to prevent a thrombus due to atrial fibrillation. She is faithful with her INR blood draws and does not eat any foods, vegetables, or supplements that alter the metabolism of warfarin. After spending too much time in her retirement community's pool, the patient develops a vaginal yeast infection. Her retirement community's on-site nurse practitioner prescribes her fluconazole (Diflucan). The patient is told to take it indefinitely to prevent future infections. What finding would be expected at her next INR blood test? A. No change B. A report from the patient regarding a new onset of dizziness. C. An elevated INR level D. A recurrence of the infection