1.

Assertion : Phenol is a weak acid than ethanol. Reason : Groups with + M effect and -I effect decrease acidity at p-position.

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if both assertion and REASON are true and the reason is the correct EXPLANATION of the assertion
If both assertion and reason are true but reason is not the correct explanation of the assertion.
If assertion is true but reason is false
If the assertion and reason both are false

Answer :D


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