General Rules:Don't Use "a," "an," or "the" with a plural count noun when you mean "some of many things," "any," "in general.
Ex:"<span>Movies are entertaining (some movies; movies in general).
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Ex:He likes women (in general).</span></span>
Answer:
Sufficient background information helps your reader determine if you have a basic understanding of the research problem being investigated and promotes confidence in the overall quality of your analysis and findings.
The correct answer is unselfish
