Which configuration causes OSPF-learned routes to be advertised to other OSPF neighbors?

A.
No configuration needed; it happens by default

B.
Top edit policy-options policy-statement demoset term 1 from protocol ospfset term 1 then
accepttop set protocols ospf export demo

C.
Set protocols ospf advertise in-out

D.
Top edit policy-options policy-statement demoset term 1 from active routesset term 1 then
accepttop set protocols ospf export demo

Explanation: