The answer is A jdjdnxkenfkrndjc
The evidence that proves that the Indus civilization included a well organized government was their cities were laid out in an organized pattern, and they had a complex plumbing system. They also had a system of weights and measures.
Under Spanish control, life for the average Cuban changed dramatically. They were persecuted in many ways but there was also a level of cooperation with the Spanish.
It's not A because Lewis and Clark explored it.
I'm pretty sure the answer is D. from what I've researched the lands were really hard to farm on that the government had to pass a Homestead Act to get people to settle there.
The answer is Great pyramid at 755.55 feet high on each side