alleryWhich rock is the oceanic crust predominantly made of?
ABasalt
BGranite
CLimestone
DMarble
Answer & Solution
Correct answer: A. Basalt
1. Earth's crust is divided into oceanic and continental types.
2. The oceanic crust is predominantly basaltic.
3. Granite is characteristic of the continental crust.
_Source: Wikipedia, Earth, Crust_
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