What Does a Traditional Literature Review of the Evidence Do

What does a traditional literature review of the evidence do?

A) reports on a selective group of studies of a given practice issue and provides a partial view of what the body of literature tells us
B) reports on a number of studies of a given practice issue and provides a summary of what the body of literature tells us
C) reports on one specific study of a given practice issue
D) reports on client reports on the practice