Which statement is correct about policies in the Junos OS?

Which statement is correct about policies in the Junos OS?

A.
Export policies are used to filter routes from the RE forwarding table to the PFE forwarding table.

B.
Export policies are used to filter routes destined for the routing table.

C.
Export policies are used to filter routes being sent to neighboring devices.

D.
Export policies are used to filter traffic leaving the device.