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
Appendix of testis is derived from? 
Select and explain. 
A. Mesonephric duct, B. Hind gut, C. Cloaca, D. Paramesonephric duct
D: Paramesonephric duct
Answer: D: Paramesonephric duct 
Explanation: See APPENDIX-5 below for "ADULT DERIVATIVES AND VESTIGIAL REMAINS OF EMBRYONIC UROGENITAL STRUCTURES”