I believe the answer is archetypal symbols.
Answer:
People who study codes
Explanation:
The sentence that gave it away is If there were no cribs to be found, the British would send out false information about, say, British mines planted in a given area. The Germans might then send messages with the name of that area, which would provide clues about deciphering that code.
Hope this helps
Over the course of Touching Spirit Bear, Cole Matthews undergoes a dramatic transformation. You wouldn't know it by looking at him, per say—Cole mostly changes on the inside, where he learns to let go of his hang-ups and his violent tendencies, and instead tries to be a better person.