Answer:
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Explanation:
The Immigration Service continued evolving as the United States experienced rising immigration during the early years of the 20th century. Between 1900 and 1920 the nation admitted over 14.5 million immigrants. Concerns over mass immigration and its impact on the country began to change Americans’ historically open attitude toward immigration.
hope this helps u extra .-.
This answer is definitely A. merchants. Hope this helps please thank me and five star!
Ferries, trains, and planes
Answer:
The U.S. had built a naval base in Hawaii at Pearl Harbor. Hawaii's importance as a military outpost became critical when Japan attacked Pearl Harbor on December 7, 1941. This brought the United States as well as Hawaii into World War II.
Explanation:
Singapore is the correct answer.