An example for the Paleozoic supercontinent ice cap melted is plants dying off increased the greenhouse effect. The correct option is C.
What was Paleozoic era?
The Paleozoic Era, which lasted 541 million to 251.9 million years, was a period of tremendous change on Earth. With the breakup of one landmass and the formation of another, the era began.
Plants became widely distributed. Then the first vertebrate animals arrived on the scene.
Thus, the correct option is C. Plants dying off increased the greenhouse effect.
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