This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Stavudine (Zerit) is prescribed to a client with human immunodeficiency virus seropositive. The nurse observes which of the following most closely while the client is taking the medication? 
Select and explain. 
A. Orientation., B. Gag reflex., C. Appetite., D. Gait.
D: Gait.
Answer: D: Gait. 
Explanation: One of the most serious side effects of Stavudine (Zerit) is peripheral neuropathy so the nurse should monitor the client’s gait while taking this medication.

Options A, B, and C are not related to the use of the medication.