This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cytotoxic Anticancer Drugs, Subject name: Pharmacology
[{'content': 'Which of the following drug can cause Delayed Bone Marrow Suppression leading to Sustained Neutropenia? \nSelect and explain. \nA. Vincristine, B. Carboplatin, C. Melphalan, D. Carmustine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: NITROSOUREAS : MOA: Alkylating agent DRUGS: CARMUSTINE, LOMUSTINE, SEMUSTINE. USES: Can cross BBB thereby used in Brain tumors. S/E: Delayed Bone Marrow Suppression resulting in Sustained Neutropenia.', 'role': 'assistant'}]