Assertion (A) : Clothes are not washed properly in hard water.
Reason (R) : Hard water contains many minerals.

Both A and R are true and R is the correct explanation of A.

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Both A and R are true but R is NOT the correct explanation of A.

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A is true but R is false.

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A is false but R is true.

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Solution

The correct option is B Both A and R are true but R is NOT the correct explanation of A.
Clothes are not washed properly in hard water because it does not form lather with soap. However, it is true that hard water contains many minerals.
Hence, option B is correct.

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Assertion (A) : Clothes are not washed properly in hard water.Reason (R) : Hard water contains many minerals.

The correct option is B Both A and R are true but R is NOT the correct explanation of A.Clothes are not washed properly in hard water because it does not form lather with soap. However, it is true that hard water contains many minerals. Hence, option B is correct.

Assertion (A) : Clothes are not washed properly in hard water.
Reason (R) : Hard water contains many minerals.

The correct option is B Both A and R are true but R is NOT the correct explanation of A.
Clothes are not washed properly in hard water because it does not form lather with soap. However, it is true that hard water contains many minerals.
Hence, option B is correct.