This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumor, Subject name: Pathology
[{'content': 'Most common tumor of heart is? \nSelect and explain. \nA. Leiomyosarcoma, B. Rhabdomyosarcoma, C. Myxoma, D. Fibroma', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Myxoma o The most frequent cardiac tumor for all age groups is - Metastasis.o The most frequent primary cardiac tumor is - Myxoma.o The most frequent primary cardiac tumor in infants and children is - Rhabdomyoma", 'role': 'assistant'}]