Foods that are commonly fortified with vitamin D are:
a. cereal and pasta.
b. milk and margarine.
c. flour and sugar.
d. cheese and canned tuna.
Question 2
A factor that affects a person's requirement for vitamin E is:
a. calcium intake.
b. amount of aerobic exercise.
c. intake of saturated fatty acids.
d. intake of polyunsaturated fatty acids.