题目内容：

[单选题]在如图4-3所示的网络拓扑结构的分支机构路由器上，正确的拨号映射配置语句是(29)。

A．dialer map中192.168.0.2 name branch MODEM-script. dialout broadcast 2083150

B．dialer map中192.168.0.2 name center MODEM-script. dialout broadcast 2083703

C．dialer map中192.168.0.1 name branch MODEM-script. dialout broadcast 2083150

D．dialer map中192.168.0.1 name center MODEM-script. dialout broadcast 2083703