In the Use of the Exploratory Case Study Method for Reviewing

In the use of the exploratory case study method for reviewing qualitative research on a particular topic, audit trails

A) involve the participation of a senior researcher who oversees the work of the review team.
B) are conducted at the conclusion of the review process by an oversight committee.
C) require the reviewers to record their key activities, problems, and decisions throughout the review process.
D) focus on the number of preliminary sources that were examined, the number of studies actually included in the review, and other quantitative information.