Dan studied two islands. Loon island had a very stable environment, and there weren't many diverse species of plants and animals. Wolf island displayed lots of evidence for natural selection, and had a large variety of species inhabiting it. Which island had animals that displayed more beneficial heritable traits?
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Answer: Wolf

Marion county used coal and oil to produce electricity, while James county used nuclear energy for its electricity production. Both counties had a flourishing economy. Which county used more fossil fuels to produce energy?
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Answer: Marion

Hank and Dean studied plate tectonics in college. Hank learned more about divergent boundaries, while Dean read more about convergent boundaries. Which student read less about the forming of new sea floor?
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Answer:
Dean