The answer is Dien Bien Phu.
The correct answer is Option D) Most African Americans were deployed to support roles.
The history of African-Americans in the military go back as far as the civil war where over 180,000 men served.
However, racism and segregation were rife for most of US history. There were some instances of black military soldiers as far back as the revolutionary war, but men landowners feared providing guns to slaves.
The earliest roles for African Americans were usually reserved for Support roles. This usually included cleaning, washing, cooking and helping in the transport and logistics of equipment.
The answer is C Manifest destiny was used to fuel the americans to expand and drive out Mexico and remove the Native Americans Hope this helps my freind ;D