Answer:
The person responsible for purchasing Alaska was William Seward.
Explanation: He bought it from Alaska and many people thought it was a mistake so they called it '' Seward's Folly.''
Answer: there is no passage
Explanation:
Answer:
B. to keep invaders out
Explanation:
The wall was built to help keep out northern invaders like the Mongols. Smaller walls had been built over the years, but the first Emperor of China, Qin Shi Huang, decided that he wanted a single giant wall to protect his northern borders.
