Assertion : The specific heat of a gas is an adiabatic process is zero and in an isothermal process is infinite. Reason : Specific heat of a gas in directly proportional to change of heat in system and inversely proportional to change in temperature.

• A. If both assertion and reason are true and the reason is the correct explanation of the assertion.
• B. If both assertion and reason are true but reason is not the correct explanation of the assertion.
• C. If assertion is true but reason is false.
• D. If the assertion and reason both are false.
• E. If assertion is false but reason is true.