There are three switches A, B and C which can be in ON/OFF position. Their settings change as per th….

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There are three switches A, B and C which can be in ON/OFF position. Their settings change as per the following rules.

(i) If A is the only switch as ON, change B to ON.
(ii) If A and B are only switches as ON, change C to ON.
(iii) If all three switches are ON, change C to OFF.
(iv) For all other situations, all switches in ON are changed to OFF and all switches in OFF are changed to ON.

If only B is ON, the changed setting will be

Options :-

1. A ON, B ON, C ON
2. A ON, B ON, C OFF
3. A ON, B OFF, C ON
4. A OFF, B OFF, C ON

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