Answer:
The last one in the choices
The power of a president, governor, or other elected executive to reject individual provisions of a bill.
I believe that is known as Gerrymandering.
C)
It's when you manipulate boundaries to favor a certain party.
The main reason the US Civil War started because the Northern and Southern colonies had different views on how slavery should be handled. So they went to war to decide.
Explanation:
Progressivism was the reform movement that ran from the late 19th century through the first decades of the 20th century, during which leading intellectuals and social reformers in the United States sought to address the economic, political, and cultural questions that had arisen in the context of the rapid changes brought with the Industrial Revolution and the growth of modern capitalism in America. The Progressives believed that these changes marked the end of the old order and required the creation of a new order appropriate for the new industrial age.