This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
[{'content': 'Not true about visceral pleura \nSelect and explain. \nA. Pain insensitive, B. Supplied by phrenic nerves, C. Has three borders, D. Develops from splanchnopleural mesoderm', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Parietal pleura is supplied by phrenic nerves B D CHAURASIA&;S HUMAN ANATOMY UPPER LIMB THORAX-VOLUME-1 SIXTH EDITION,page no-230', 'role': 'assistant'}]