Which statement explains the reason for this issue?

A network administrator receives an error message while trying to configure the Ethernet interface of a router with IP address 10.24.24.24/29. Which statement explains the reason for this issue?

A.
This address is a broadcast address.

B.
VLSM-capable routing protocols must be enabled first on the router.

C.
The Ethernet interface is faulty.

D.
This address is a network address.