单项选择题
WhenIPv6isdeployedbyaServiceProvidertobringonanIPv6Enterprise,whichtransitionstrategyworksthebest?()
A.DeployIPv6attheEdgesandtunnelEnterprisethroughthecore
B.DeployIPv6atEdgesandCoreatthesametimeforsmoothtransition
C.DeployIPv6atthecorefirstandthenmovetoEdgestowardtheendcustomer
D.Noneoftheabovewillwork