When government spending decreases regardless of tax policy, aggregate demand decrease, thus shifting to the left. The 4th term that will lead to a shift in the aggregate demand curve is NX (e). Hope this helps!
I would say that the sectional tensions strengthened during the 1850s mostly because of slavery. As you already know, historically, the North and the South of US were very different. The North went out of its way to abolish slavery, whereas the South was pro-slavery. This is what created many tensions, and later on, even more wars between these two sections.
Africans was exhausted all options in responding to European imperialism. Some groups tried to shut down Europeans by not trading with them and not allowing missionaries to stay with them.
The answer is
C
I hope it helps you. please mark me brainliest answer.