It would help to attach a picture or explain the question better. How else are we supposed to know the places the question is talking about?
<span><span>Is BPUPKI task ??? gagaghhbfsh</span>
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The correct answer among the choices presented above is the fourth option. Magnetic minerals are a part of molten rock at mid-ocean ridges. Examples are chromite, magnetite, limenite and ferberite. Hope this answers the question.
The volcanic intrusion rule is relative dating