The event that triggered war came at Fort Sumter in Charleston Bay on April 12, 1861 because of uncompromising differences between the free and slave states over the power of the National Government to prohibit slavery in the territories that had not yet become states.
The two parts of the continent start to move away from each other
causing rifting of the continental plate, the center or the rift becomes thinner, weaker and starts to sag. The basin area in the middle which has sagged is usually filled up with water, forming a sea. (e.g. the red sea)
The thinner plate in the center then becomes oceanic crust from this, and in the center a new constructive plate boundary is formed. <span>The plates continue to move apart from one another and magma erupts from the constructive/divergent plate boundary, producing new oceanic crust formed mainly of basalt.</span>
I'm pretty sure its D not fully sure
Answer: There's less money in circulation; there are plenty of goods but no demand so prices drop.