US CITIZENSHIP TEST PREPARATION

Detailed explanation-1: -Washington, D.C., formally the District of Columbia, also known as Washington, the District, or D.C., is the capital city and federal district of the United States.

Detailed explanation-2: -Washington, D.C. The federal capital is located on the Potomac River, bordering the states of Maryland and Virginia.

Detailed explanation-3: -In the Constitution, seats in Congress and votes in the Electoral College are all allocated among the states-but the district is not a state. In its early years, the United States did not have a permanent capital, and Congress met in a few different cities.