Which of the following statements is true? question 2 options: you are exposed to nuclear radiation every day. naturally occurring nuclear radiation is called background decay. most of the nuclear radiation you are exposed to in the environment is man-made. all natural radiation is at a level low enough to be safe.

Out of the options given above, the statement that is true is this: YOU ARE EXPOSED TO NUCLEAR RADIATION EVERYDAY.
Man is naturally surrounded by many natural  and artificial radioactive sources which give out radiations on a daily basis. Although most people believe that the natural radiation are at levels that are not dangerous, scientific studies had found out that this is not true; some of the radiations are given out at the rate that are harmful to humans.

The answer should be vaporization