This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
Cochlear function in fetus develops between 
Select and explain. 
A. 12 to 15 weeks, B. 18 to 20 weeks, C. 22 to 25 weeks, D. 30 to 34 weeks
C: 22 to 25 weeks
Answer: C: 22 to 25 weeks 
Explanation: Cochlear function develops between 22 and 25 weeks, and its maturation continues for six months after delivery.Reference: William&;s Obstetrics; 24th edition; Chapter 7; Embryogenesis and Fetal Morphological Development