Which of the Following Are Sources of Low-Level Radiation Exposure

question 9

Multiple Choice

Which of the following are sources of low-level radiation exposure?
1) X-rays and radioactive materials used for diagnostic purposes.
2) Employment-related exposure in medicine and industry.
3) Natural background radiation.

• A)1 and 2 only
• B)1 and 3 only
• C)2 and 3 only
• D)1,2,and 3

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