This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Varicella zoster virus becomes latent in: 
Select and explain. 
A. Sacral ganglia, B. Trigeminal ganglia, C. Salivary glands, D. Anterior horn cells of spinal cord
B: Trigeminal ganglia
Answer: B: Trigeminal ganglia 
Explanation: Ans. B. Trigeminal gangliaVaricella zoster virus becomes latent in ophthalmic branch of trigeminal ganglia and cause Herpes zoster on reactivation