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
Lateral Sacral artery is a branch of 
Select and explain. 
A. Anterior division of Internal Iliac artery, B. Posterior division of Internal Iliac artery, C. External Iliac artery, D. Direct branch from Common Iliac artery
B: Posterior division of Internal Iliac artery
Answer: B: Posterior division of Internal Iliac artery 
Explanation: Lateral Sacral artery is a branch of Posterior division of Internal Iliac artery. Other branches of Posterior division of Internal Iliac artery are

Superior gluteal Artery
Iliolumbar artery