Answer:
Jade I think it is the last one. I am not positive. If that is wrong I am sorry.
The direct cause of world war I was the assassination of Archduke Franz Ferdinand
Answer: Florida/Texas
Explanation:
The immediate effect of the Confederacy firing on Fort Sumter, South Carolina? An 1828 tariff raised prices on European goods, forcing southerners to buy items manufactured in the North. The reason the Nullification Crisis happened.