For the following cell with hydrogen electrodes at two different pressure $p_1$ and $p_2$<br>

Question

( A ) $\frac{RT}{2F} \log_e \frac{p_1}{p_2}$
( B ) $\frac{RT}{F} \log_e \frac{p_1}{p_2}$
( C ) $\frac{RT}{F} \log_e \frac{p_2}{p_1}$
( D ) $\frac{RT}{2F} \log_e \frac{p_2}{p_1}$