Refer to the exhibit. Router A must reach router X. Which option

Refer to the exhibit. Router A must reach router X. Which option describes how router A decides which interface to use to forward packets?

A.A. Router A relies on FIB to select the desired interface.

B.Router A does per-flow load-balance across the two interfaces

C.Router A relies on RIB to select the desired interface.

D.Router A does per-packet load-balance across the two interfaces.

正确答案是C