Two charges q₁ and q₂ are placed in vacuum at a distance d and the force acting between them is F. If a medium of dielectric constant 4 is introduced around them, the force now will be

• A

  4F

• B

  2F

• C

  $\frac{\mathrm{F}}{2}$

• D

  $\frac{\mathrm{F}}{4}$