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
Mucous membrane of vagina is lined by: 
Select and explain. 
A. Nonkeratinized Stratified Squamous epithelium, B. Keratinized Stratified Squamous epithelium, C. Columnar cells, D. Cuboidal epithelium
A: Nonkeratinized Stratified Squamous epithelium
Answer: A: Nonkeratinized Stratified Squamous epithelium 
Explanation: Ans. A: Nonkeratinized Stratified Squamous epithelium