A customer has a Power 750 with the following: One processor card with 8 cores enabled, and 64GB RAM installed One GX+ adapter with one I/O drawer attached One 4-port 1Gbps IVE adapter PowerVM Standard Edition. They need to add a GX++ adapter and cable it to an I/O drawer.
Which of the following must also be ordered?（）

A customer has a 4-core POWER6 570 with 4 partitions and a 2-port 1Gbps Integrated Virtual Ethernet (IVE) Adapter. They are having problems with throughput on the Ethernet adapter and want to improve performance. 
Which of the following solutions will help the customer with this issue for the least cost and with the least interruption?（）