Statement-I: The heat absorbed during the isothermal expansion of an ideal gas against vacuum is zero
Statement-II: The volume occupied by the molecules of an ideal gas is zero.
(A) Statement-I is true; statement-II is true; statement-II is the correct explanation of statement-I.
(B) Statement-I is true; statement-II is true; statement-II is not the correct explanation of statement-I.
(C) Statement-I is true; statement-II is false.
(D) Statement-I is false; statement-II is true