Which item describes the failure scenario called a "split-brain" in the Cisco Unified Computing System?
A. failure of the Cisco Unified Computing System L1-L2 network
B. failure of a Cisco Unified Computing System Chassis Management Controller
C. failure of a Cisco Unified Computing System I/O module
D. failure of a Cisco Unified Computing System Fabric Interconnect
E. failure of a Cisco Unified Computing System Chassis Management Switch