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
Regarding unicornuate uterus true is 
Select and explain. 
A. Defect in fusion of mullerian ducts, B. Single uterus with 2 fallopian tubes, C. One duct is completely absent, D. Best reproductive outcome
C: One duct is completely absent
Answer: C: One duct is completely absent 
Explanation: Unicornuate uterus is not defect in fusion of mullerian ducts, but is due to complete absence of mullerian duct. It has worst reproductive outcome.