【单选题】

A、White House is on the south side of PennsylvaniaAve. ,Washingten,D、C、,facing Lafayette Square.

B．The east and west terraces, the executive office, the east wing, and a penthouse and a bomb shetter are added to the main building.

C．It was designed by James Hoban on a site chosen by George Washington.

D．It is the oldest public building in Washington.