Why is it difficult for routing loops to occur in networks that use link-state routing? | CCNA

     A.    Each router builds a simple view of the network based on hop count. 
     B.    Routers flood the network with LSAs to discover routing loops.
     C.    Each router builds a complete and synchronized view of the network.  
     D.    Routers use hold-down timers to prevent routing loops. 

ANS: C