$\left[ML^2 T^{-2} K^{-1}\right]$ is the dimensional formula of which physical quantity?

Of the following,the pair of physical quantities not having the same dimensional formula is

The dimensions of power are

The physical quantity 'Energy Density' has the same dimensional formula as

Identify the pair of physical quantities that have the same dimensions.

The dimensions of ${e^2}/(4\pi \varepsilon _0 hc)$,where $e, \varepsilon _0, h,$ and $c$ are electronic charge,electric permittivity,Planck's constant,and velocity of light in vacuum respectively,are: