Tick the correct statement(s) in this question.
Piyush set up two magnets as shown:
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Attraction occurs. |
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From the above, he can conclude that
(a) A is a north pole; B is a south pole.
(b) A is a north pole; C is a north pole.
(c) B is a south pole; D is a north pole.
(d) B is a north pole; D is a north pole.