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: Surgery
In abdominal surgery Lembe sutures refers to ? 
Select and explain. 
A. Single layer suturing, B. Sero muscular sutures, C. All coat intestinal suturing, D. Skin suturing
B: Sero muscular sutures
Answer: B: Sero muscular sutures 
Explanation: Ans. is 'b' i.e., Sero muscular sutures