How did the navajo serve in world war ii? as code talkers in the pacificas journalists reporting from the front linesas translators of japanese codesas scouts who checked troop routes

Option A.

Explanation:

As code talkers in the Pacific , is the right answer.

During the Second World War, the American army required to communicate confidentially without the Axis powers being capable to understand their information. The U.S. army then turned to the Navajo tribe since they had a complex language that was extremely hard to break. Therefore, the Navajo served as the code talkers, who could simply communicate important battleground messages such as where the enemy are, how to attack them etc. They played an important role in the Pacific theater.

these civilizations were located around fertile rivers, where they could produce an abundance of crops