According to the theory of evolution, the Permian mass extinction, during which approximately 90% of all marine life became extinct, occurred during which geologic era? Study the timeline in the following two images.
A. Paleozoic Era
B. Precambrian Era
C. Cenozoic Era
D. Mesozoic Era

According to the theory of evolution the Permian mass extinction during which approximately 90 of all marine life became extinct occurred during which geologic class=
According to the theory of evolution the Permian mass extinction during which approximately 90 of all marine life became extinct occurred during which geologic class=