________________ is the presence of pouches in the wall of the intestine. There is usually no discomfort, and the problem goes unnoticed usually. _______________ is an inflammation of the diverticula (pouches) which can lead to perforation of the bowel.
a) Diverticulitis; Diverticulosis
b) Diverticulosis; Diverticulitis
c) Colitis; Colostomy
d) Hernia; Fistula