Were did the code talkers train

On May 5, 1942, 29 Navajo men arrived at the Recruit Depot in San Diego for basic training. That was followed by intensive courses in transmitting messages and radio operation at the Fleet Marine Force Training Center at Camp Elliot. The 29 recruits developed the code with communications personnel during this training.

( G O O G L E )

a

explanation:

answer; (d) i believe that the correct answer is americans finally ran out of ammunition;