【单选题】
Refer to the exhibit. GLBP has been configured on the network. When the interface serial0/0/1 on  router R1 goes down， <br /> how is the traffic coming from Host1 handled？ （）<br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073015230243383.jpg?sign=5a8d65c8e2fe13fb7369b787f4c023a9&t=62d1b81c" />
A、 The traffic coming from Host2 is forwarded through router R2 with no disruption. The traffic from Host1 is dropped due to the disruption of the load balancing feature configured for the glbp group.
B、 The traffic coming from both hosts is temporarily interrupted while the switchover to make R2 active occurs.
C、 The traffic coming from Host2 is forwarded through router R2 with no disruption. Host1 sendsan ARP request to resolve the MAC address for the new virtual gateway.
D、 The traffic coming from Host1 and Host2 is forwarded through router R2 with no disruption.
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