Click the Exhibit button. Which three code fragments, added individually at line 29, produce the output 100?（）

• A、n = 100;
• B、i.setX( 100 );
• C、o.getY().setX( 100 );
• D、i = new Inner(); i.setX( 100 );
• E、o.setY( i ); i = new Inner(); i.setX( 100 );
• F、i = new Inner(); i.setX( 100 ); o.setY( i );