The word "them" underlined in Paragraph 2 means______.
A. assumptions
B. leaders
C. exceptions
D. traits
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The word "context" underlined in Paragraph 1 means______.
A. setting
B. limit
C. generality
D. work
Which of the three approaches tended to later gain most acceptance?
A. situation
B. trait
C. power
D. behavior
One impact that the burning of______fuels has had on the earth's environment has been the
A. vehicle
B. oil
C. gas
D. fossil
Earth observations should provide " value added " applications from existing environmental
A. as
B. to
C. for
D. with