Answer:
D. Fords revolutionary use of the assembly line to make less-expensive cars.
Explanation:
The immediate impact of the assembly line was revolutionary. The use of interchangeable parts allowed for continuous workflow and more time on task by laborers. Worker specialization resulted in less waste and a higher quality of the end product. Sheer production of the Model T dramatically increased.
Answer: The war was fought primarily between the colonies of Great Britain and New France, with both sides supported by forces from Europe as well as American Indian allies.
C. The process of evolution