How does a router use BGP to deflect a distributed denial-of-service attack against a prefix at all edge routers in the same AS?
A. It advertises the prefix with a local preference that is higher than any other node, and sets the next hop to a unicast route that has a discard next hop.
B. It advertises the prefix with a local preference that is higher than any other node and sets the next hop to self.
C. It advertises the prefix with a local preference that is lower than any other node and sets the next hop to a unicast route that has a discard next hop.
D. It advertises the prefix with a local preference that is lower than any other node and sets the next hop to self.
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