Statement: The ration Cp/Cv is more for helium gas than that for hydrogen gas.Reason: Atomic mass of helium is more than that of hydrogen.

• A. Both statement and reason are true and the reason is the correct explanation of the statement
• B. Both statement and reason are true but the reason is not a correct explanation of the statement
• C. Statement it true but the reason is false
• D. Both statement and reason are false