Maria was conducting research regarding the treatment of AIDS victims using stem cells. She found a source that was written recently and had been peer reviewed. Unfortunately, she could not determine the author.

Which of the following is a correct decision and justification Maria should make regarding the use of this source?

A. Maria should use the source. The author is unimportant.
B. Maria should use the source. It has been peer reviewed.
C. Maria should not use the source. The author is unknown.
D. Maria should not use the source. The reviewing of peers is unimportant.