Question

complete the text.
one of the most famous army units in world war i was the 369th infantry regiment. it was nicknamed the _________. this unit was all african american.
warrior division navy seals
doughboys harlem hellfighters

Explanation:

The 369th Infantry Regiment, an all-African American unit in WWI, is historically known by the nickname "Harlem Hellfighters". Other options are incorrect: "Warrior Division" is not its nickname, "Navy Seals" are a modern Navy special force, and "doughboys" refers to general WWI American soldiers.

Answer:

Harlem Hellfighters