Answer:
The biggest reasons the U.S. hasn't adopted the metric system are simply time and money. When the Industrial Revolution began in the country, expensive manufacturing plants became a main source of American jobs and consumer products.
Explanation:
They are American tribes. That means a lot of people. Like a whole family.
B.
A is wrong because China got destroyed repeatedly during WWII.
C is wrong because the LoN turned a blind eye to Japan
D is wrong because the Western powers didn't care about China.
The introduction of horses dramatically changed the lives and cultures of early great plains native americans.