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Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R Assertion A: Sodium is about 30 times as abundant as potassium in the oceans. Reason R: Potassium is bigger in size than sodium. In the light of the above statements, choose the correct answer from the options given below

1. Both A and R are true and R is the correct explanation of A
2. A is true but R is false
3. Both A and R are true but R is NOT the correct explanation of A
4. A is false but R is true

Correct answer: Both A and R are true but R is NOT the correct explanation of A

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