The end-Permian mass extinction, and the one that preceded it by nine 9 million years, the end-Guadalupian mass extinction, were both related to __________, which caused an episode of greenhouse warming and the onset of __________.
A) meteorite impact; global regression
B) flood basalt eruptions; deep-sea anoxia
C) meteorite impact; deep-sea anoxia
D) flood basalt eruptions; global regression
Correct Answer:
Verified
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