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: Pathology
[{'content': 'All are growth promoting oncogenes except ? \nSelect and explain. \nA. FGF, B. TGF-a, C. TGF-(3, D. PDGF', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e.TGF-(3", 'role': 'assistant'}]