What Is an Advantage of the Peer-Review Process? Select All

What is an advantage of the peer-review process? Select all that apply.

A) A group of competent persons within a similar discipline independently evaluate the body of work.
B) It is an effective means for eliminating poorly designed studies.
C) Without peer review, there is no evaluation of the merits of the research or determination of whether the study was conducted in a safe, controlled manner.
D) An outside reviewer writes a qualitative piece about whether the research is relevant.