Answer:
Correct answer is A. The United States built a canal in Panama.
Explanation:
Option A is the correct one. President Roosevelt decided to create a canal after United States gained control of the area. They started building the channel in 1904, and was finished by 1914.
Option B is not correct as Latin American states weren't able to prevent United States to show their strength in this period.
Option C is not correct as United States prevented any new colonialism of continent.
Option D is not correct as United States totally had political control on the continent.
B.) Spain did not import African slaves into its colonies
The Articles of Confederation created an ineffective government system in the United States.
The answer is A because I know