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: Pharmacology
Treatment of whooping cough is - 
Select and explain. 
A. Rifampicin, B. Tetracycline, C. Erythromycin, D. Ampicillin
C: Erythromycin
Answer: C: Erythromycin 
Explanation: Ans. is 'c' i.e., Erythromycin