What caused the democratic party to split along sectional lines in the election of 1860? It threatened to ruin the livelihood of many wealthy planters, because they relied on the labor of slaves to make a profit.

It pressured other states to make a decision on the secession question

Louisiana had unique economic ties to the North and the rest of the world, as well as a large foreign-born population.

The split occurred because Northern Democrats and Southern Democrats disagreed over how to deal with the issue of slavery.

D) The split occurred because Northern Democrats and Southern Democrats disagreed over how to deal with the issue of slavery.

Explanation:

Many (not all) Northern Democrats were strong abolitionists in favor of getting rid of slavery altogether. The Democrats of the South wanted to keep slavery as much of the Southern economy relied on it. So choice A is slightly related to this, but choice D is the better answer.

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.