Click the Exhibit button.

host_a is in subnet_a and host_b is in subnet_b.
Given the configuration shown in the exhibit, which statement is true about traffic from host_a to host_b?（）

A. Routers choose a best path for a destination based on the SPF algorithm.
B. All routers in a given area or level build a consistent database describing the network's topology.
C. Routers choose the best path for a destination based on the interface on which they received the link stateadvertisement with the lowest cost.
D. All routers in a given area or level forward link state advertisements between interfaces in the same area or level, adding their metric to the link state advertisement's cost information when they forward it.

A. Linux kernel
B. routing protocol daemon
C. session-based forwarding module
D. separate routing and security planes

A. It also supports PAT.
B. It requires you to configure address entries in the junos-nat zone.
C. It requires you to configure address entries in the junos-global zone.
D. The IP addresses being translated must be in the same subnet as the incoming interface.