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: Anatomy
Origin of ovary is from - 
Select and explain. 
A. Wolffian duct, B. Genital duct, C. Genital ridge, D. Genital tubercle
C: Genital ridge
Answer: C: Genital ridge 
Explanation: None