Which of the Following Is NOT an Advantage of the Unstructured

Which of the following is NOT an advantage of the unstructured interview?

A) It assures all topics are adequately discussed.
B) It creates an atmosphere that is conducive to rapport building.
C) It allows the client to feel as if he or she is directing the interview thus allowing the client to discuss items that he or she deems important.
D) It offers the potential for greater depth of information and the uncovering of underlying issues that the client might otherwise avoid revealing.