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': 'The BRCA-1 gene associated with breast cancer and ovarian cancer, is located on: \nSelect and explain. \nA. 17q, B. 17 p, C. 22q, D. 18q', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 17q', 'role': 'assistant'}]