Which Statement in Regard to Radiation and Cancer Risk Is

Which statement in regard to radiation and cancer risk is empirically supported?

A) Low-frequency radiation from microwaves, electricity, and radios present a significant health risk.
B) There is a strong correlation and association between cancer risk and proximity to a nuclear power plant.
C) Toxic wastes in dump facilities do not pose serious health risks.
D) Cancer rates of people who live in countries without nuclear power plants are significantly lower than in the United States.