Company.comhasathree-nodecluster（Node’A’，Node’B’，andNode’C’）withthreeresourceGroups（rg1，rg2，andrg3）.Node’A’hastwiceasmanyCPUsandtwiceasmuchmemoryasthetwotestadddevelopmentNodes’B’and’C’.Duringnormalproductionprocessing，allresourcegroupsareactiveonNode’A’.Whatismostefficientwaytoconfiguretheclustertomanagetheworkload？（）
A.Usetheecascadingresourcegroupswhere’rg1’and’rg2’fallovertoNode’B’and’rg3’fallsovertoNode’C’
B.UseDynamicNodePriorityresourcegroupswithaprioritychainconsistingofNode’A’thenNode’B’thenNode’C’
C.Usethreerotatingresourcegroupswith’rg1’and’rg2’fallingovertonode’B’and’rg3’fallingovertoNode’C’
D.UpgradeNodes’B’and’C’tobeequaltoNode’AinCPUandmemoryresourcestoenable theclustertosynchronizethreeresourcegroups
参考答案：A
