Assertion (A) : Synthetic detergents can lather wen in hard

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Assertion (A) : Synthetic detergents can lather wen in hard water.
Reason (R) : Synthetic detergents form soluble calcium and magnesium salts with hard water.

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

Correct Option: A

NA