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: Surgery
Surgical approaches for open thymectomy include all except 
Select and explain. 
A. Transcervical thymectomy, B. Median sternotomy, C. Thoraco abdominal incision, D. Partial median sternotomy
C: Thoraco abdominal incision
Answer: C: Thoraco abdominal incision 
Explanation: None