Multiple Choice
Under what circumstances can differentiation occur in a planet?
A) The planet must have an atmosphere.
B) The planet must be made of both metal and rock.
C) The planet must have a molten interior.
D) The planet must have a rocky surface.
E) The planet must be geologically active, that is, have volcanoes, planetquakes, and erosion from weather.
Correct Answer:

Verified
Correct Answer:
Verified
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