Question

$what \: \: is \: \: the \: \: capital \: \: of \: \: USA$
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Answer 1

Answer:

Washington, D.C.

Washington, D.C. has been the federal capital of the United States since 1800. Each U.S. state has its own capital city, as do many of its insular areas.

Answer 2

Answer:

Washington, D.C. is a capital of USA