The correct answer to this open question is the following.
Although the question does not have any further references or attachments, we can say that the sectional conflict was a combination of an irrepressible conflict with the work of bungling politicians, fanatics, and agitators.
Before the Civil War, there were many incidents, events, and decisions that create more separation in the views of the northerners and southerners. In the North, the idea of abolitionism was supported by most states, while in the South, slavery was an important part of the economy. Indeed, southern states depended on slaves to produce the crops in large plantations. These crops had to be exported to Europe.
The Missouri Compromise or the Kansas-Nebraska Act was the product of different points of view from legislators trying to fix things until the problems too many that made seven states seceded from the Union, and later, the beginning of the Civil War.
The primary factors for migration among southern African Americans were segregation, an increase in the spread of racist ideology, widespread lynching (nearly 3,500 African Americans were lynched between 1882 and 1968), and lack of social and economic opportunities in the South.
In the year of 1893, there was a group of sugar planters and expatriates supported by a division of the us. Marines deposed Queen Liliuokalani, the last reigning monarch of Hawaii. One year later, the Republic of Hawaii was established as a us protectorate with Hawaiian-born Sanford B Dole as president.
Two types of boomers
Leading-Edge Baby Boomers: 1946-1955
Late boomers/Trailing Edge boomers:1956-1964
Answer: D
It allowed sailors to know their direction.
Explanation: its obviously not any of the others and compasses tell direction