Answer:
Increased the number of Americans who were able to vote
Explanation:
when the western states were added, it generated an increase of more than 15% of the population that the US had and among the agreements made with the different territories, they accepted the federal government and could vote in the elections to choose their respective representatives , which were mostly from the big cities
The question is asking to choose among the following choices that made Americans so willing to engage in stock market speculation in 1920s'. Based on my research and further understanding, I would say that the answer would be Speculation helped many low-income people move to the middle class.
The correct response is B.