List the Given Types of Nuclear Radiation (Cosmic Rays, Medical

Multiple Choice

List the given types of nuclear radiation (cosmic rays, medical and dental X rays, and nuclear waste) in order of how much each contributes to the average yearly dose of nuclear radiation for Americans

A) cosmic rays < medical and dental X rays < nuclear waste
B) medical and dental X rays < cosmic rays < nuclear waste
C) nuclear waste < cosmic rays < medical and dental X rays
D) cosmic rays < nuclear waste < medical and dental X rays
E) medical and dental X rays < nuclear waste < cosmic rays