Is $R_s$ is the equivalent resistance of n resistances in series and $R_p$ is the equivalent resistance of n resistances in parallel then $\frac{R_s}{R_p}$ is

Question

$\begin{array}{1 1} (a)\; n \\ (b)\; 2n \\ (c)\; n^2 \\ (d)\;1/n^2 \end{array}$