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: Gynaecology & Obstetrics
True about Frank Breech:a) Thigh extended, leg extendedb) Thigh flexed, knee extendedc) Both are flexedd) Budha's attitudee) Common in primi 
Select and explain. 
A. ab, B. ad, C. be, D. ce
C: be
Answer: C: be 
Explanation: None