Which path selection mechanism lets you choose either the even or odd channels first?

A.
hunt groups

B.
trunk groups

C.
tailend hopoff

D.
Call Admission Control

Explanation:
By using trunk groups, we can choose to use either the even or odd channels first with the command:

hunt-scheme . [even | odd ….] (notice: the full command is very long so I shorten it to the simplest form)