This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
[{'content': 'True about female pelvis \nSelect and explain. \nA. C-shaped pelvic cavity, B. Pelvic inlet is wider posteriorly, C. P.inlet is hea shaped, D. Subpublic angle 70 *', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The pelvic cavity, typically defined as a small pa of the space enclosed by the bony pelvis, delimited by the pelvic brim above and the pelvic floor below; alternatively, the pelvic cavity is sometimes also defined as the whole space enclosed by the pelvic skeleton, subdivided into: the greater or false, above the pelvic brim the lesser or true, below the pelvic brim Ref - BDC 6e vol2 pg191', 'role': 'assistant'}]