A Masters degree candidate needs to conduct a research project for her Masters thesis. She is interested in the types of junk food available to the public. She plans on going to the local convenience stores and asking the owners what types of junk food they normally stock and what are their biggest sellers. identifiers will not be collected. This study would be categorized as which type of review?

A. Expedited Review
B. Exempt Review
C. Full Board Review
D. Not Human Subjects