An Asteroid of Mass 58,000 Kg Carrying a Negative Charge

An asteroid of mass 58,000 kg carrying a negative charge of
Is
From a second asteroid of mass
Carrying a negative charge of
What is the magnitude of the net force the asteroids exert upon each other,assuming we can treat them as point particles? (G = 6.67 × 10^-11 N ∙ m²/kg²,k = 1/4 πε₀ = 8.99 × 10⁹ N ∙ m²/C²)

A) 0.000040 N
B) 0.0062 N
C) 570,000 N
D) 510,000 N