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: Gynaecology & Obstetrics
[{'content': 'LH acts on following cells except \nSelect and explain. \nA. Interstitial cells, B. Granulosa cells, C. Luteal cells, D. Thecal cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: LH receptor is expressed on thecal cells, interstitial cells, and luteal cells.', 'role': 'assistant'}]