Assertion : A reaction will be spontaneous if △H is negative and △S is positive Reason :△G will be negative when there is a decrease in enthalpy and an increase in entropy a. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion. b .Both Assertion and Reason are correct and Reason is not the correct explanation for Assertion. c. Assertion is correct but Reason is incorrect d. Both Assertion and Reason are incorrect