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Correct Answer: D) All of the other options.
Correct Answer: D) Scatterplot.
Correct Answer: C) Random assignment.
Correct Answer: C) Observational.
Correct Answer: B) Informed consent can not be obtained.
Correct Answer: C) Materials reviewed must be objective and biased.
Correct Answer: B) It utilizes diaries.
Correct Answer: C) Introspection.
Correct Answer: D) Interview.
Correct Answer: A) Quantitiative.
Correct Answer: D) Opinions, feelings and experiences.
Correct Answer: A) Correlational.
Correct Answer: D) Expose yourself to opposing opinions.
Correct Answer: B) That research should be able to be repeated at a different time or in a different place and produce the same results.