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plant ∧ which —from
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填空题resulted —resulting

填空题call

填空题that —that

填空题is ∧species —a

单项选择题Which of the following is TRUE

A．Environmental changes must have caused the end-Permian mass extinction.
B．Massive volcanic eruptions might have caused the end Permian mass extinction.
C．The disappearance of dinosaurs was a consequence of the end-Permian mass extinction.
D．Marine animals appeared as a result of the end-Permian mass extinction.