This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
Which one of the following is a content of calots triangle ? 
Select and explain. 
A. Cystic duct, B. Cystic aery, C. Common hepatic aery, D. Common hepatic duct
B: Cystic aery
Answer: B: Cystic aery 
Explanation: Calots triangle is an anatomic space bordered by the cystic duct inferiorly, common hepatic duct medially and the inferior (visceral) surface of the liver superiorly. The cystic aery lies within the cystohepatic triangle, which is used to locate it during a laparoscopic cholecystectomy. ref - BDC vol2 , researchgate.net