Why did American Jesse Owens' victory in the 100-meter race upset Adolph Hitler so much?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

How did the industrial revolution give an advantage to industrialized european nations over non-industriallized nations?

What happens if the federal government makes cuts in healthcare spending