On the 30th of April,1789,George Washington took the oath of off

On the 30th of April,1789,George Washington took the oath of office in ______,which housed the government.
A、New York
B、Lexington
C、Philadelphia
D、Washington, DC
【正确答案】：A
【题目解析】：1789年乔治•华盛顿在纽约宣誓就职，组建政府。