The dimensions of permittivity $$\varepsilon_0$$are
D
$$A^2T^{-4}M^{-1}L^{-3}$$
Correct option is B. $$A^2T^4M^{-1}L^{-3}$$
The electrostatic force is given as:
$$F=\dfrac{1}{4 \pi \varepsilon_0}\dfrac{q_1q_2}{r^2}$$
$$\Rightarrow \varepsilon_0=\dfrac{|q_1||q_2|}{[F][r^2]}$$
$$=\dfrac{[A^2T^2]}{[MLT^{-2}][L^2]}$$
$$=[A^2T^4M^{-1}L^{-3}]$$