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
All of the following structures press over the oesophagus, except: 
Select and explain. 
A. Aoic arch, B. Left atrium, C. Left bronchus, D. Right bronchus
D: Right bronchus
Answer: D: Right bronchus 
Explanation: Right bronchus