Some biologists study the complex interactions of animals and plants in forests or prairies. Such ecology field research often produces slightly different results for different researchers. In contrast, ecology experiments that are run indoors with one organism in a terrarium usually produce results that are repeatable. What is the most likely explanation?
A. Field research is only descriptive, and descriptive research is not strictly "science."
B. It is easier to hold all but one variable constant in a laboratory.
C. Fieldwork is inductive; lab work is deductive.
D. The scientific method is only useful in laboratory settings.
E. It is not possible to establish a control group outside of a laboratory.
Answer: B
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