Strips of magnetite which was used to find directions to lead the way

1.	Strips of magnetite which was used to find directions to lead the way for ships:
A.	Magnes
B.	Lode stone
C.	\[4.5\,\,\Omega \]
D.	Direction stone
E.	None of these
Answer» C. \[4.5\,\,\Omega \]

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Strips of magnetite which was used to find directions to lead the way for ships:

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