What is true of Iceland?
A) Iceland is contracting at a rate of about 4 mm per year due to melting at the Mid-Atlantic Ridge.
B) Iceland is stretching at a rate of about 4 mm per year due to expansion at the Mid-Atlantic Ridge.
C) Iceland is contracting at a rate of about 4 m per year due to melting at the Mid-Atlantic Ridge.
D) Iceland is stretching at a rate of about 4 m per year due to expansion at the Mid-Atlantic Ridge.
Answer: B
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