An island of development promotes economic development through the creation of specific goods which can only be found on one island this makes them competitive in a certain aspect; when selling certain goods and this in end effect enables them to sells certain goods which no other people are able to sell.
Your answer is A, Alaska
The Senate approved the treaty of purchase on April 9; President Andrew Johnson signed the treaty on May 28, and Alaska was formally transferred to the United States on October 18, 1867. This purchase ended Russia’s presence in North America and ensured U.S. access to the Pacific northern rim.
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