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
Commonest site from where pseudomyxoma peritonei arise 
Select and explain. 
A. Ovary, B. Appendix, C. Pancreas, D. Stomach
B: Appendix
Answer: B: Appendix 
Explanation: Psueudomyxoma peritonei is a condition which occurs more frequently in women. The abdomen is filled with a yellow jelly, large quantities of which are often encysted. The condition is associated with mucinous cystic tumours of the ovary and appendix. Recent studies suggest that most cases arise from a primary appendiceal tumour with secondary implantation on to one or both ovaries. Reference:Bailey & Love's sho practise of surgery,25th edition,page no:1003