Which of the following is a design consideration for the E870 / E880?

Which of the following is a design consideration for the E870 / E880?
A . Each system node has eight PCI Gen3 slots which are a mix of x8 and x16 PCIe slots.
B . A DVD drive must be included in either the system control unit or in a system node.
C . Only low profile PCIe adapters are supported in the system node.
D . The integrated SAS controllers in the system nodes manage all six SAS bays in the system node.

Answer: C