A customer has two Power 770 servers connected to two 7042-CR4 HMCs running V7R7.7.0. They purchased two E870 servers and would like to have dual HMC connection for them as well.
What would satisfy their requirement?
A . Upgrade the existing HMCs to V8R8.2.0.
B . Connect the E870s to the existing HMCs.
C . Purchase one 7042-CR9 HMC as the primary. Connect one of the 7042-CR4 HMCs as the secondary.
D . Install two 7042-CR9 HMCs.
Answer: D