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
Esophageal opening in the diaphragm is at the level of 
Select and explain. 
A. T8, B. T10, C. T12, D. T6
B: T10
Answer: B: T10 
Explanation: Oesophagus pierces diaphragm at the level of tenth thoracic vertebrae.