The conductivity of centimolar solution of $\text{KCl}$ at $25^{\circ }\text{C}$ is $0.0210{\Omega }^{-1}{\text{cm}}^{-1}$ and the resistance of the cell containing the solution at $25^{\circ }\text{C}$ is $60\Omega$. The value of cell constant is:

1. A
   $1.34{\text{cm}}^{-1}$
2. B
   $3.28{\text{cm}}^{-1}$
3. C
   $1.26{\text{cm}}^{-1}$
4. D
   $3.34{\text{cm}}^{-1}$