A is correct because the Supreme Court in the Plessy v. Ferguson decided that the separate but equal law was constitutional.
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Answers:
The exchange introduced a wide range of new calorically rich staple crops to the Old World—namely potatoes, sweet potatoes, maize, and cassava. The primary benefit of the New World staples was that they could be grown in Old World climates that were unsuitable for the cultivation of Old World staples.
Answer: it affected families in a very negative way
Explanation: the Great Depression affected everyone around the globe after World War I especially Germany. Many people would be unemployed and money was literally worthless which means there’s nothing to pay with for food many went homeless and it was a struggle for society some people would even have tons of money but it was practically worthless so they’d use it as fuel to cook whatever they could
The completion of the Transcontinental Railroad greatly affected companies that made products in that it made it far easier for them to transport their goods over long distances to markets, which greatly increased profits and output.
They had no slave population
