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: ENT
The danger space in front of prevertebral fascia extends till 
Select and explain. 
A. T4 vertebrae, B. T2 vertebrae, C. Diaphragm, D. Coccyx
C: Diaphragm
Answer: C: Diaphragm 
Explanation: None