问题

What does a router do?（）

AStores data on the network and connects the local-area network (LAN) to the wide-area network (WAN)
BRoutes traffic down alternative paths and connects the local-area network (LAN) to the wide- area network (WAN)
CBroadcasts data to all devices that are connected to it across the local-area network (LAN) and wide-area network (WAN)
DReads Media Access Control (MAC) addresses to forward messages to the correct location and connects the local-area network (LAN) to the wide-area network (WAN)

参考答案

参考解析：

分类：CSE(646-205)题库

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