This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abnormal labor, Subject name: Gynaecology & Obstetrics
Most common cause of breech presentation is 
Select and explain. 
A. Prematurity, B. Contracted pelvis, C. Oligohydramnios, D. Placenta pre
A: Prematurity
Answer: A: Prematurity 
Explanation: Causes of breech presentation : Prematurity - Most common cause Undue mobility of the fetus Fetal abnormality Favorable adaptation Ref: Dutta Obs 9e pg 352.