Which one of the following characteristics is associated with adsorption ?

Question

( A ) $ \Delta G$ and $\Delta H$ are negative but $\Delta S$ is positive
( B ) $\Delta G, \Delta H$ and $\Delta S$ all are negative
( C ) $\Delta G$ and $\Delta S$ are negative but $\Delta H$ is positive
( D ) $\Delta G$ is negative but $ \Delta H$ and $\Delta S$ are positive