Which of the following about the description of OSPF features is wrong?
A . OSPF uses link state algorithm
B . Each router advertises local link state information through flooding LSA
C . Each OSPF device collects LSAs sent by other routers, and all LSAs are put together to form the link state database LSD
E . The LSDBs on all routers in OSPF area 0 are the same.
F . According to the directed graph, each router uses the SPF algorithm to calculate a shortest path tree with itself as the root, and this tree gives the route to each node in the autonomous system.
Answer: D