Which do solar flares and coronal mass ejections have in common? Select the two correct responses.
A: They appear as dark spots on the sun's surface.
B: They are explosive events that can affect Earth.
C: They are caused by the sun's changing magnetic field.
D: They tend to occur during minimum points in the solar cycle.
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Which do solar flares and coronal mass ejections have in common? Select the two correct responses.
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