What can be inferred about the students？
A. They have not formed opinions about the theory.
B. They do not agree with the professor's point of view.
C. They have reached different conclusions about the theory.
D. They have changed their minds during the discussion.
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Which of the following is an important reason the Haida people carve totem poles？
A. To frighten away spirits
B. To decorate the village
C. To recall traditional stories
D. To worship the animals
What does the professor mean when he says this:
A. This fact does not directly relate to the topic.
B. He expects the students to write down the definition.
C. He is expressing uncertainty about the information.
D. The professor should not be talking about this tradition.
In Paragraph 1, the author introduces the debate between Neptunism and Plutonism by
A. providing information about the backgrounds of both of the geologists involved.
B. describing how scientists studied the planet before the creation of geology.
C. explaining the differences in the formation of sedimentary, igneous, and metamorphic rocks.
D. contrasting modern geologic knowledge with that of previous centuries.
According to Paragraph 5, why were most western settlements of the early 1800s located near rivers？
A. Most of the homesteaders who went west traveled by steamboat.
B. This gave them access to the Erie Canal and the ability to ship merchandise to New York.
C. Water routes represented the only means by which goods could be transported reliably.
D. They required large amounts of water in order to grow healthy crops.
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