What is the dimensional formula for the gravitational constant ?

Options

1. A$\left[\mathrm{M}^{-1} \mathrm{~L}^3 \mathrm{~T}^{-2}\right]$
2. B$\left[\mathrm{M}^{-1} \mathrm{~L}^3 \mathrm{~T}^{-1}\right]$
3. C$\left[\mathrm{M}^{-2} \mathrm{~L}^3 \mathrm{~T}^{-2}\right]$
4. D$\left[\mathrm{M}^{-2} \mathrm{~L}^{-1} \mathrm{~T}^3\right]$.