19-year-old male college student presents for a college physical examination. The patient denies any medical conditions. He provides a documented immunization history and states that he received all "routine childhood vaccines." The last time the patient missed school was at the age of 8 years, when he was forced to stay at home for one week due to chickenpox. He takes no medications, vitamins, or supplements and has no known drug allergies. He lives at home, works part-time in retail, and commutes to school. He has smoked a pack of cigarettes per day for two years, drinks with friends on weekends, and denies illicit drug use. Physical examination is unremarkable. A review of the immunization history shows that the patient's last meningitis vaccination was given at the age of 17 years. Which of the following is most recommended for this patient? A. Inactivated Hepatitis A vaccine B. Meningococcal conjugate vaccine C. Pneumococcal polysaccharide vaccine D. Varicella live, attenuated vaccine E. Zoster live, attenuated vaccine