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: ENT
Neck nodes are commonly seen with occult primary in - 
Select and explain. 
A. Nasopharyngeal carcinoma, B. Papillary carcinoma of thyroid, C. Medullary carcinoma of thyroid, D. Bronchogenic carcinoma
A: Nasopharyngeal carcinoma
Answer: A: Nasopharyngeal carcinoma 
Explanation: None