What do geographers use to divide the world into zones?
a) atmosphere
b) latitude
c) weather
d) seasons

B. Latitude

Explanation:

The four hemispheres are the Northern and Southern hemispheres, divided by the equator (0° latitude), and the Eastern and Western hemispheres, divided by the prime meridian (0° longitude) and the International Date Line (180°). Zero degrees latitude.

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polar areas, such as antarctica or the south pole.