Which command was used to inject the summary route into the route table?

Refer to the exhibit. Which command was used to inject the summary route into the route table?

A.
Router(config-router)# default-information originate

B.
Router(config-router)# no auto-summary

C.
Router(config)# ip route 10.0.0.0 255.0.0.0 null 0

D.
Router(config-if)# ip summary-address eigrp 101 10.0.0.0 255.0.0.0