Plz help me. I will give brainliest to first answer.

The following are three statements about reactions. Which are correct?
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Statements
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1. Chemical reactions result in the formation of different elements by change in an atoms nucleus.
2. Nuclear reactions result in the formation of different elements by a change in an atoms nucleus.
3. Chemical reactions occur because of interactions between valence electrons.
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Answers
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A. Statements 1 and 2 are correct.
B. Statements 2 and 3 are correct.
C. Statements 1 and 3 are correct.
D. None of the statements are correct.