The equivalent conductance of $NaCl$, $HCl$, and $CH_{3}COONa$ at infinite dilution are $126.45$, $426.16$, and $91 \ \Omega^{-1} \ cm^{2} \ eq^{-1}$ respectively at $25^{\circ}C$. The equivalent conductance of acetic acid (at infinite dilution) would be:

• A
  $461.61 \ \Omega^{-1} \ cm^{2} \ eq^{-1}$
• B
  $390.71 \ \Omega^{-1} \ cm^{2} \ eq^{-1}$
• C
  Cannot be determined from the given data
• D
  $208.71 \ \Omega^{-1} \ cm^{2} \ eq^{-1}$