The following are some statements about adsorption of solutes from the solutions.
A) Increase in the surface area of the adsorbent increases the extent of adsorption.
B) Increase in temperature decreases the extent of adsorption.
C) The extent of adsorption (x/m) is related to the molar concentration of solution ( c) is given by `x//m = k.c^(1//n)`
The correct combination is 

Options

A. only (A) and (C)
B. only (B) and (C )
C. only (A) and B
D. all are correct

Answer

D