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
Uro-rectal septum separates the cloaca into - 
Select and explain. 
A. Rectum and bladder, B. Anus and urethra, C. Allantois and bladder, D. Rectum and unogenital sinus
D: Rectum and unogenital sinus
Answer: D: Rectum and unogenital sinus 
Explanation: None