This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intestinal obstruction, Subject name: Surgery
A child was operated for small intestine mass with intussusception and after the operation the tumor was diagnosed in histological section. Which is the most likely tumor associated? 
Select and explain. 
A. Carcinoid, B. Villous adnoma, C. Lymphoma, D. Smooth muscle tumor
C: Lymphoma
Answer: C: Lymphoma 
Explanation: SMALL-BOWEL NEOPLASM - MC tumor of small bowel: Leiomyoma > Adenoma - MC tumor of small bowel in children : Lymphoma - MC malignant tumor of small bowel : Adenocarcinoma >Carcinoid - MC site of small bowel malignancy, carcinoids, lymphoma: Ileum