An Infinite Plane of Charge Has a Planar Charge Density

An infinite plane of charge has a planar charge density of + 2.2 nC/m² and is located in the yz plane at x=0.What fixed point charge should be placed on the x-axis at x = + 1.0 m to make the electric potential a minimum on the x-axis at x=+0.65 m?

A) + 5.0 nC
B) + 7.8 nC
C) + 3.3 nC
D) + 1.7 nC
E) + 4.4 nC