What are the units of equivalent conductivity of a solution ?

Question

$\begin{array}{1 1} mho\;cm^{-1} \\ ohm \;cm^{-1}\;g\;equiv ^{-1} \\ mho\;cm^{-2} g \;equi^{-1} \\ mho\;cm^{2} \;g \;equiv^{-1} \end{array}$