Two Parallel Plates That Are Initially Uncharged Are Separated by 1.2

Multiple Choice

Two parallel plates that are initially uncharged are separated by 1.2 mm.What charge must be transferred from one plate to the other if 11.0 kJ of energy are to be stored in the plates? The area of each plate is 19.0 mm².

A) 56 μC
B) 39 μC
C) 78 μC
D) 3.5 mC