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': 'HER-2/ neu receptor plays a role in: \nSelect and explain. \nA. Predicting therapeutic response, B. Determining treatment for recurrence of tumor, C. Diagnosis of breast Ca, D. Screening of breast Ca', 'role': 'user'}, {'content': 'Answer: B \nExplanation: . Determining treatment for recurrence of tumor', 'role': 'assistant'}]