The Phanerozoic Eon consists of the following three eras:

a. Hadean, Archean, Proterozoic
b. Paleozoic, Mesozoic, Cenozoic
c. Cambrian, Ordovician, Silurian
d. Paleogene, Tertiary, Quaternary


Answer: b. Paleozoic, Mesozoic, Cenozoic

Environmental & Atmospheric Sciences

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Environmental & Atmospheric Sciences