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: Dental
[{'content': 'What do you understand by isograft? \nSelect and explain. \nA. Bone taken from same individual, B. Bone taken from generally similar individual, C. Bone taken from identical twin, D. None of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]