100,000 years ago during the final part of the last Ice Age, sea levels dropped revealing land corridors that the Native Americans traveled on to get to North America. (land corridors)
<span>The growth and development of the Repulican party, as well as the Election of 1856 had a large impact on the American political system during the above time period, just as the impact of slavery was influential. Slavery and anti-immigrant mentalities actually weakened the main political parties and allowed for the emergence of the Republican party during this time. This party formed in the midwest and in some regions in the north.</span>
The Exxon Valdez was the oil tanker that caused one of the worst oil spills in history. It spilled nearly 11 million gallons of oil, injuring over 28 species of wildlife. It lead to the use and building of double-hulled ships.
Answer:
B.
the Atchison, Topeka, and Santa Fe
Explanation: I just finished it on Edgenuity.