network administrator is considering implementing Distance Vector Routing

$($DVR$)$ protocol in a network that is currently using Link State Routing $($LSR$)$

protocol. Which statement accurately describes a difference between DVR and LSR$?$

a$.$ DVR is less prone to routing loops than LSR$.$

b$.$ DVR relies on periodic updates to exchange routing information, while LSR sends

updates only when there is a change in the network topology.

c$.$ DVR converges faster than LSR$.$

d$.$ DVR uses a hierarchical structure to organize networks, while LSR does not.