Which wire is reaching to the socket A, B or C?
(http://800001.xyz/files/funzug/imgs/puzzle/simple_wires_puzzle_01.jpg)
(http://800006.xyz/files/glamgalz/imgs/arrow/arrow_04.gif)
(http://800006.xyz/files/glamgalz/imgs/arrow/arrow_04.gif)
(http://800006.xyz/files/glamgalz/imgs/arrow/arrow_04.gif)
The wire B is pluged in the socket...