What is the recommended NIC configuration when the backup clients are using the DD Boost protocol to write to the PowerProtect DD?

A PowerProtect DD administrator and a backup administrator are preparing for a new deployment. The PowerProtect DD system has two 1 GB NIC ports and two 10 GB NIC ports.

What is the recommended NIC configuration when the backup clients are using the DD Boost protocol to write to the PowerProtect DD?
A . One 1 GB and one 10 GB as failover and one 1 GB and one 10 GB IFGROUP
B . Two 1 GB as failover and two 10 GB as IFGROUP
C . Two 10 GB as failover and two 1 GB
D . Two 10 GB as failover and two 1 GB as IFGROUP

Answer: B