问题：

[单选]

Refer to the exhibit The neighbor 10.1.1.1 weight 200 BGP configuration command has been configured on router A. What will be the result of this configuration? （）

A . Router A will prefer the path through router B for network 172.20.0.0
B . Router A will prefer the path through router C for network 172.20.0.0
C . Packets from router D will prefer the path through router B for networks advertised by router A
D . Packets from r outer D will prefer the path through router C for networks advertised by router A