If $x$ is the specific conductance (in $S \ cm^{-1}$) of the electrolyte solution and $y$ is the molarity of the solution,then $\Lambda_m$ (in $S \ cm^2 \ mol^{-1}$) is given by:

• A
  $\frac{1000x}{y}$
• B
  $\frac{1000y}{x}$
• C
  $\frac{1000}{xy}$
• D
  $\frac{xy}{1000}$