If I remember right, it is "The Camp David Accords"
It's been a while but I believe it's C. Supply and Demand would fluctuate the prices.
Answer:
Background Essay on Late 19th and Early 20th Century Immigration. ... Unlike earlier nineteenth century immigration, which consisted primarily of immigrants from Northern Europe, the bulk of the new arrivals hailed mainly from Southern and Eastern Europe.
Explanation:
The Influence of Sea Power upon History. The Influence of Sea Power Upon History: 1660–1783 is a history of naval warfare published in 1890 by Alfred Thayer Mahan. ... Its policies were quickly adopted by most major navies, ultimately leading to the World War I naval arms race.