This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Neoplastic Agents, Subject name: Pharmacology
[{'content': 'Chemo-radiation was given to a patient. Which drug given will reduce toxicity caused by radiotherapy? \nSelect and explain. \nA. Vitamin A, B. Gemcitabine, C. Amifostine, D. Actinomycin D', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) AmifostineRef. Cancer medicine 61 e 595Radiosensitizers vs Radiation protection agentRadiosensitizersRadiation protection agent* Actinomycin* Gemcitabine* Hydroxyurea* Metronidazole* Misonidazole* 5-FU* Mitomycin* Paclitaxel* Amifistone* GM-CSF* TL-1', 'role': 'assistant'}]