which two statements are correct?

Click the Exhibit button.

Traffic is flowing through an MX Series router. Traffic using the top and critical schedulers is out of
profile, while all other traffic is currently in profile.
Referring to the exhibit, which two statements are correct? (Choose two.)

A.
The top queue is serviced before the best-effort queue.

B.
The top queue is serviced after the best-effort queue.

C.
The critical queue is serviced before the best-effort queue.

D.
The critical queue is serviced after the best-effort queue.