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: Surgery
Actinomycosis is sensitive to ? 
Select and explain. 
A. Streptomycin, B. Nystatin, C. PenciIlin, D. Iodox - uridine
C: PenciIlin
Answer: C: PenciIlin 
Explanation: Ans. is 'c' i.e., Pencillin