For a network running single-area OSPF, how would you decrease the size of the link-state
database (LSDB)?

A.
Implement RIP as an overlay protocol on all devices.

B.
Add more devices to the OSPF network to help with LSDB processing.

C.
Reduce the frequency of hello timers throughout the network.

D.
Implement OSPF areas.

Explanation: