During the Third Trimester of Her Pregnancy, Ana Began to Experience

During the third trimester of her pregnancy, Ana began to experience constipation. In which of the following options would she find relief?

A) drink water until her urine is clear, enriched flour baked goods
B) bran cereals, drink water until her urine is clear, a walking program
C) baked chips, chips made with fat substitutes
D) bran cereals with sugar substitutes, diet soda, a running program