If your answer choices are,
A. The new territories reduced the North's dependency on the South for cotton and other raw materials.
B. The North wanted the new territories to be free states, while the South wanted them to be slave states.
C. The South was against the expansion of the United States territory beyond the Rio Grande.
D. The cost of gaining new territories in war harmed the South because its smaller economy couldn’t afford it.
Than your answer is B. The North wanted the new territories to be free states, while the South wanted them to be slave states.
The correct answer to this open question is the following.
Unfortunately, you did not attach the excerpt of the book or a link to it.
However, although you forgot to include this important information, we can help you with the following comments.
The example could support the author's main purpose in the book -like other similar books- in that it shows the long and difficult road that passed before the federal government could grant women the right to vote.
It is true that before women were allowed to vote, both men and women organized, protested, and marched until the 19th Amendment to the Constitution gave women the right to vote in 1920.
We can refer to history and focus on the beginning of the women's suffrage movement that started during the Seneca Falls Convention of July 1848, in Seneca Falls, New York. An event organized by Lucretia Mott and Elizabeth Cady Staton. That long was the road to the 19th Amendment to the United States Constitution.
Because it was near rivers and other geographical advantages.