Over the Course of a Sunspot Cycle of About 11

Multiple Choice

Over the course of a sunspot cycle of about 11 years, the regions of sunspot occurrence on the Sun move

A) from the northern to the southern hemisphere or vice versa, across the equator, within the range of ±30° latitude.
B) from the poles to the equator.
C) poleward, moving from 10° to 30° latitude.
D) toward the equator, moving from 30° to near zero latitude.