For Freundlich adsorption isotherm,a graph of $\log (x / m)$ vs $\log (p)$ gives a straight line. The slope of the line and its $Y$-axis intercept respectively are

• A
  $\log (1 / n), k$
• B
  $\frac{1}{n}, \log k$
• C
  $\log (1 / n), \log k$
• D
  $\frac{1}{n}, k$