What Is True About Expert Review? Select All That Apply

What is true about expert review? Select all that apply.

A) It is a narrative review that systematically collects, organizes, and synthesizes primary studies by using inclusion or selection criteria.
B) It is simply a narrative review written by an expert in the field, and has more face validity than reviews written by a new author.
C) It is a narrative review that has the implied purpose of reviewing all the existing literature on a topic.
D) It can have the same purpose of the more general narrative review and be a survey of the literature by an established expert in the field.