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: Skin
Drug of choice for Granuloma venereum? 
Select and explain. 
A. Sulphomamides, B. Streptomycin, C. Pencillin, D. Ehromycin
D: Ehromycin
Answer: D: Ehromycin 
Explanation: D i.e. Erythromycin