A Cylinder Contains a Charge $\mathrm{Q}$ the Flux Through the Curved Side of the Container

A cylinder contains a charge $\mathrm{Q}$ . The flux through the curved side of the container is $3 \pi \mathrm{kQ}$ . What is the flux through the ends of the cylinder?

A) $5 \pi \mathrm{kQ}$
B) $\pi \mathrm{kQ}$
C) 0.0
D) $3 \pi \mathrm{kQ}$
E) $9 \pi \mathrm{kQ}$