在vCenter服务器升级,一个在集群高可用性群组的ESXi6.x主机发生故障。哪个说法是正确的?()
A.HAwillfailthevirtualmachinesovertoanavailablehostduringthevCenterServerupgradeprocess
B.HAwillfailthevirtualmachinesovertoanavailablehostafterthevCenterServerupgradecompletes
C.HAisunavailableduringthevCenterServerupgradeprocess
D.HAwillsuccessfullyvMotionthevirtualmachinesduringthehostfailure