This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sutures and Anastomoses, Subject name: Surgery
In intestinal anastomosis, strength is mainly provided by:- 
Select and explain. 
A. Mucosa, B. Submucosa, C. Serosa, D. Muscularis mucosa
B: Submucosa
Answer: B: Submucosa 
Explanation: In intestinal anastomosis, strength is mainly provided by Submucosa.