Jerald was given the assignment of finding peer-reviewed research articles on the subject of auto safety. Which of the following statements best describes the kind of articles that Jerald needs to find?
a. An article that was written recently by an expert.
b. An article that was published by an expert in a weektly news magazine.
c. An article published in a scholarly journal that was reviewed by experts.
d. An article that reviews the research of many diferent experts in the field.