Answer:
a) dominated industries so much that other companies could not compete
Explanation:
The statement that best describes African American experience in the military is "limited yet significant".
The African American experience in the military can be described as "limited yet significant" because the African Americans were not allowed to occupy combat positions BUT their importance in the transport part is crucial.
Yes, it is true that the domestication of plants (and animals) led to more stationary settlements during the First Agricultural Revolution, since this led to a surplus of food--meaning that people no longer had to "hunt and gather" for their food.