Which Statement Is NOT True About Plant Foods and Cancer

Which statement is NOT true about plant foods and cancer risk?

A) Soy foods lower cancer risk because of their flavonoids, called isoflavones.
B) Soy foods lower cancer risk because they are a high-quality protein.
C) Colorful vegetables lower cancer risk because of their antioxidant vitamins.
D) Colorful vegetables lower cancer risk because of their phytochemical content.
E) Fiber-rich plant foods lower colorectal cancer risk.