问题：

[单选]

Refer to the exhibit. EIGRP has been configured on router D. Router C is performing mutual redistribution between EI GRP and OSPF. While verifying that the redistribution is functioning properly, you discover that while router C has all of the EIGRP routes in its routing table, router A does not have any routes from the EIGRP domain. What on router C may be the cause o f the problem?（）

A . The no auto - summary command needs to be added under router eigrp 1
B . The subnets keyword was not included in the redistribute command under router ospf 1
C . The metric specified for the redistributed EIGRP routes is too large; m aking the EIGRP routes unreachable by router A
D . The default - information originate command needs to be added under router ospf 1
E . The administrative distance of either OSPF or EIGRP must be changed so that EIGRP has a higher administrative distanc e than OSPF