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
All are derivatives of external oblique aponeurosis except 
Select and explain. 
A. Inguinal ligament, B. Lacunar ligament, C. Linea semilunaris, D. Pectineal ligament
C: Linea semilunaris
Answer: C: Linea semilunaris 
Explanation: Linea semilunaris is derivative of internal oblique aponeurosis.