The largest mass extinction was in the: C. Paleozoic era.
The Paleozoic era is simply referred to as the earliest time of the three (3) geologic eras during the Phanerozoic era.
Generally, there are six (6) geologic periods in the Paleozoic era and they are listed from the youngest to oldest as;
Some of the activities that took place between the start and end of the Paleozoic era time scale include;
I. In the early period of the Paleozoic era (The Cambrian), there were marine living organisms called phyla.
II. During the Paleozoic era, volcanic activities were experienced.
III. The Paleozoic era was prone to erosion and deposition of marine fossils.
IV. Lastly, the Paleozoic era was characterized by the largest mass extinction.
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