Answer:
The period after the end of the Second World War saw the emergence of the United States as the pre-eminent military and economic power in the world. Every part of the world came under the purview of US interests. ... With the collapse of the Soviet Union, the US became the only superpower in the world.
Explanation:
The civilization of the Indus Valley had a well developed measurement system, using weights and measurement scales. The smallest scale from the Bronze Age period was found in the region; made in ivory, it was marked with a division of 1.704 milimiters. They used decimal units for measuring weights also. And although the exact measurements for a weight unit (generally 28 grams) varied from region to region, the scale of 5:2:1 was followed when measuring amounts of said units.
There are multiple reasons people didn't want to go to Vietnam. Firstly, it was immoral and people didn't like the fact we were going to a third world country and massacring it's people. Many also thought that the whole mission lacked a clear objective and appeared unwinnable.
TL;DR - It's probably answer choice A
All men were given the right to vote in the 15th amendment and the women in the blank amendment
The 19th Amendment