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: Anatomy
[{'content': 'The inguinal canal is NOT bounded posteriorly by -a) Transversalis fascia b)  Internal oblique tendonc) Conjoint tendond) Lacunar ligament \nSelect and explain. \nA. bd, B. ab, C. acd, D. bcd', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Inguinal canal- Posterior wall formation\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Medial 2/3- Conjoint tendon and reflected part of inguinal ligament\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Whole- Fascia transversalis, extraperitoneal connective tissue, parietal peritoneum.', 'role': 'assistant'}]