This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy, Subject name: Pharmacology
Ifosfamide belong to which group of anticancer drugs 
Select and explain. 
A. Alkylating agents, B. Antimetabolites, C. Metotic inhibitors, D. Topoisomerase inhibitors
A: Alkylating agents
Answer: A: Alkylating agents 
Explanation: Ifosfamide is an alkylating agent closely related to cyclophosphamide. Used in testicular tumours, lymphoma, soft tissue tumour.Katzung 12e pg: 953