From my previously gained knowledge from my Japanese classes, the answer would be D. Because Japan didn't really that much of a population boom until the 20th century because they whole island was not yet inhabited. They didn't really feel like spreading Buddhism because it didn't become a popular religion until the 20th century, and the US had nothing to do with Japans wanting of more land. They gained land mainly from China, so the long-standing rivalry between China and Japan would be the best answer.
The correct answer is d. hunting -gathering.
Hunting and gathering was already existing before this : in fact the neolithic revolution was going away from this lifestyle and starting farming and domestication of animals.
Yes, back then thousands of years ago everyone traded to get what they are needed.
Answer: 1: it was a principal foreign policy goal and it was a result of the Sugar Trade
2: they had sugar and they needed help fighting the Spanish-American War
3: they signed the Reciprocity Treaty
4: I’m not sure I’m sorry
5: the killing of 2 priests by two boxer members
6: not sure either
7: Cuba. Puerto Rico. Guam
Explanation: