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The limiting molra conductivities of HCl...

The limiting molra conductivities of HCl, `CH_3COONa` and NaCl are respectively 425, 90 and `125 mho cm^2 mol^-1` at `25^@C`. The molar conductivity of `0.1 M CH_3COOH` solution is `7.8 mho cm^2 mol^-1` at the same temperature. The degree of dissociation of 0.1 M acetic acid solution at the same temperature is

A

`0.10`

B

`0.02`

C

`0.15`

D

`0.03`

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