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Which statement accurately summarizes a sunspot?
A. It is an area of gas on the Sun which is cooler than the surrounding gases.
B. It is an area of gas on the Sun which is hotter than the surrounding gases.
C. It is an area of gas on the Sun which mainly consists of hydrogen.
D. It is an area of gas on the Sun which mainly consists of helium.
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Which statement accurately summarizes a sunspot?
A. It is an area of gas on the Sun which is cooler...
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