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: Medicine
[{'content': 'Which of the following hormones is elevated in small cell carcinoma of lung \nSelect and explain. \nA. PTH, B. ANF, C. Growth hormone, D. VIP', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Hormones produced by small - cell cancer lung are :\n\nACTH.\nAVP.\nCalcitonin.\nGastrin releasing peptide.', 'role': 'assistant'}]