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
Posterior wall of inguinal canal formed by all, except: 
Select and explain. 
A. Interfoveolar ligament, B. Parietal peritoneum, C. Fascia transversalis, D. Internal oblique
D: Internal oblique
Answer: D: Internal oblique 
Explanation: Internal oblique