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44 votes
When molten magma cools ________ under the surface, it forms _________ igneous rocks.

A. rapidly, extrusive
B. slowly, extrusive
C. rapidly, intrusive
D. slowly, intrusive

User Eddard Stark
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2 Answers

8 votes
8 votes
A. Rapidly, extrusive
User Manoj Sanjeewa
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18 votes
18 votes
A: rapidly, extrusive
User Sdupton
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