The correct option is C Cellulose
Cellulose is a homopolymer of glucose ie it is made up of many units of glucose only. It is a structural polysaccharide made up of glucose units joined together by β - 1, 4 glycosidic linkage. Cellulose can be digested by only few microbes present in the gut of ruminants and white ants. In human diet, cellulose provide roughage that stimulates peristalsis and bowel movements.