................. Geologic maps
The answer is B It must be testable.
The warmer the star, the bluer it will appear. The cooler a star, the more red it will appear.
Proxima Centauri Red Dwarf Stars for example have significantly less heat, therefore their red color.
Answer:
volcanic eruption and solar variation
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It is because it may happen more often than others and can do more damage quicker.
