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: Orthopaedics
60 years female with fracture neck of left femur, develops vascular necrosis, which is most probably due to damage of 
Select and explain. 
A. Retinacular Branches of circum - flex - femoral artery, B. Femoral artery, C. Iliac artery, D. Tibial artery
A: Retinacular Branches of circum - flex - femoral artery
Answer: A: Retinacular Branches of circum - flex - femoral artery 
Explanation: None