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: Microbiology
A Carrier of Neisseria Meningiditis can be detected by 
Select and explain. 
A. CSF - PCR, B. CSF - Culture, C. Blood culture, D. Nasopharynegeal swab culture
D: Nasopharynegeal swab culture
Answer: D: Nasopharynegeal swab culture 
Explanation: Specimen for cases - Blood and CSF
Specimen for carriers - Nasopharyngeal swab.