Multiple Choice
The figure shows the sun and pairs of sunspots. One could say that there is really a 22-year sunspot cycle because 
A) the time between sunspot number maxima is 22 years.
B) the time between maxima of the same magnetic polarity of sunspot pairs is 22 years.
C) it takes sunspots 22 years to move from the poles to the equator.
D) at maximum there are 22 sunspots per year.
Correct Answer:
Verified
Correct Answer:
Verified
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