Because this cereal has been made using whole-grain wheat, . a. it has not been fortified with thiamin, riboflavin, or niacin b. all the B vitamins will be absorbed into the body c. the absorption of its B vitamins will be blocked because of the fiber content d. it contains all the fat-soluble vitamins because it includes the germ layer e. it will require less fortification than refined wheat cereal to reach the required DV