A customer is planning to implement a new x445 in their datacenter.Which TWO of the following should the customer prepare prior to the implementation to ensure a trouble free installation？（）

A.Install the exhaust fan on top of the IBM NetBAY 42 Enterprise rack for extra cooling

B.Ensure a 260V power source for the x445 and BladeCenter is available for fully redundant power

C.Ensure a 220v power source for the x445 is available for fully redundant power

D.Install the new 10GBit Ethernet network to take advantage of the new network switch in the x445.

E.Have their Network Operation Staff review and assist connecting the new server to their existing network.