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
Aortic hiatus contains 
Select and explain. 
A. Left gastric vein and thoracic duct, B. Thoracic duct and hemiazygos vein, C. Azygos vein and thoracic duct, D. Left vagus and thoracic duct
C: Azygos vein and thoracic duct
Answer: C: Azygos vein and thoracic duct 
Explanation: Aortic hiatus contain azygous vein and thoracic duct