WhichofthefollowingconfigurationisvalidforexpansiondrawersonaPower750with2processorboard sinstalled?()
A. 3PCI-eI/Odrawersand1PCI-XI/Odrawer
B. 4PCI-eI/Odrawersand4RIO-2I/Odrawers
C. 2PCI-eI/Odrawersand4PCI-xI/Odrawers
D. 4PCI-eI/Odrawersand2PCI-XI/Odrawers