Excessive speculation and buying on margin
The correct answer is the 4th option (a more powerful central government that abided by rules).
The first option is incorrect because the government did not give more power to the states.
The second option is incorrect because a monarchy was not formed.
The third option is incorrect because, like the first option, the government did not give more power to the states.
The fifth option is incorrect because the government had an executive branch (the president).
Answer:The Civil War had a greater impact on American society and the polity than any other event in the country's history. It was also the most traumatic experience endured by any generation of Americans. At least 620,000 soldiers lost their lives in the war, 2 percent of the American population in 1861.
Explanation: