​Which of the Following Is an Example of the Effect

​Which of the following is an example of the effect of certain nutrients or foods on gene expression and disease development?

A) A phytochemical found in milk has been shown to reverse uncontrolled cancer cell division in laboratory studies.
B) Aflatoxin from corn and other grains is thought to attach methyl groups to both histones and DNA,helping to prevent the development of liver cancer.
C) ​Genomics testing laboratories have shown the benefits of supplements that are matched to an individual's personal genetic prescription.
D) ​Supplementation of folate and vitamin B₁₂ during pregnancy has been shown to turn off the "yellow and fat" gene in pups born to laboratory mice.
E) ​High levels of certain vitamins and minerals in the diets of mice during pregnancy can result in favorable changes to the DNA sequence of their offspring.