This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
All are true statement about Meckel&;s diveiculum except 
Select and explain. 
A. Occurs in 2% of population, B. Perforation occurs, C. Common on Antimesenteric border, D. Contains ectopic gastric tissue
A: Occurs in 2% of population
Answer: A: Occurs in 2% of population 
Explanation: .It is- * 2% common. * 2 feet from the ileo-caecal valve. * 2 inch in length. * It is congenital, results from incomplete closure of vitello-intestinal duct. * It is the most common congenital anomaly of small intestine. *Arises from the antimesenteric border of the ileum, containing all three layers of the bowel with independent blood supply. * In 20% of cases mucosa contains heterotopicnepithelium like gastric (commonest), colonic and pancreatic tissues. * It may be connected to or communicated with the umbilicus through a band or fistula. * It may be associated with oesophageal atresia,exomphalos, and anorectal malformations. ref:SRB&;s manual of surgery,ed 3,pg no 798