Sigmoid colon volvulus, also known as sigmoid volvulus, is a common cause of bowel obstruction and constipation. It is common in Asia, India (7% of intestinal obstruction) and especially South India because of the high fibre diet. It is very common cause of large bowel obstruction in Peru and Bolivia due to high altitude.

Can we draw the following conclusion?
Sigmoid colon volvulus can be caused by a high fibre diet.

Select from: [i] Yes. [ii] It's impossible to say. [iii] No.
[i]