【单项选择题】
Which one of the statements below correctly describes the Virtual Router Redundancy Protocol  （VRRP）， <br /> which is being used in the Company network to provide redundancy？（）<p> Which one of the statements below correctly describes the Virtual Router Redundancy Protocol  （VRRP）， <br /> which is being used in the Company network to provide redundancy？（）</p>
A、A. A VRRP group has one active and one or more standby virtual routers.
B、B. A VRRP group has one master and one or more backup virtual routers.
C、C. A VRRP group has one master and one redundant virtual router.
D、D. None of the other alternatives apply
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