An electron and a proton are 2.0 m apart in the plane of the paper as shown below. The electric dipole moment is e = 1.6 × 10^(-19) C. What is the magnitude of the electric dipole moment?
a. 3.2 × 10^(-19) C·m
b. 1.6 × 10^(-19) C·m
c. 6.4 × 10^(-19) C·m
d. 8.0 × 10^(-19) C·m