Repeated cycles of glaciations have taken place since the beginning of the __?

M

M?'Nique

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A. the number of years that has elapsed between
B. Paleogene period
C. Phanerozoic eon
D. Pleistocene epoch

2) Repeated cycles of glaciations have taken place since the beginning of the __

A. Paleozoic era
B. Paleogene period
C. Phanerozoic eon
D. Pleistocene epoch
 
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