Electrical and Gravitational Forces Follow Similar Equations with One Main

Electrical and gravitational forces follow similar equations with one main difference:

A) Electrical forces obey the inverse square law and gravitational forces do not.
B) Gravitational forces obey the inverse square law and electrical forces do not.
C) Electrical forces attract and gravitational forces repel.
D) Electrical forces repel and gravitational forces attract.
E) Gravitational forces are always attractive but electrical forces can be attractive or repulsive.