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
Which drug would treat both dermatophytosis and candidal infections ? 
Select and explain. 
A. Ketoconazole, B. Griseofulvin, C. Nystatin, D. Tolnaftate
A: Ketoconazole
Answer: A: Ketoconazole 
Explanation: None