How many licenses, and of which type, would be required for their environment?

A customer has two VMAX arrays and three VNX arrays fronted by an EMC VPLEX. They wish to use RecoverPoint to protect their environment.

How many licenses, and of which type, would be required for their environment?
A . 1 EX license
B . 1 SE license and 2 EX licenses
C . 5 EX licenses
D . 6 EX licenses

Answer: A