Which of the following statement(s) about radioactivity is (are) correct? (A) It is a nuclear pr...

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Which of the following statement(s) about radioactivity is (are) correct?
(A) It is a nuclear property.
(B) It does not involve any rearrangement of electrons.
(C) It is not affected by the presence of other elements.
(D) Its rate is affected by change in temperature and/or pressure.
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