The embryonic development of the vestibule of the vagina is from which of the following developmental structures?: (A) Genital ridge, (B) Wolffian duct, (C) Urogenital sinus, (D) Mullerian duct
Answer is C. Clitoris develops from three swellings of the somato-pleurae known as genital tubercle, urogenital folds and labioscrotal folds, while urethra, vestibule and lower vagina are derived from the urogenital sinus.