Of the following options, which is the primary source of air pollution?
A. motor vehicles
B. coal
C. AQI
D. Mtoe
Answer: A
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Gender, self-esteem, crime rates, and religiosity are examples of a. variables
b. hypotheses. c. operational definitions. d. samples.
The lack of highly skilled American workers has resulted in increased numbers of skilled workers coming to the U.S. on work visas
a. True b. False Indicate whether the statement is true or false
Explain how a prison is a type of total institution
What will be an ideal response?
Some early writers on social evolution took the view that:
a. the lesson of evolution is that only the strong survive, and any efforts to help the “less fit” (the poor, the less intelligent, the physically challenged) were doomed to failure b. evolution had brought the world to its present state, but had completed its “task” c. Europe was evolving backwards and would someday soon resemble the poorest parts of the world d. animals had evolved from humans (God’s first creation), not the other way around