A graduate student needs to conduct a research project for her master's thesis. She is interested in the types of junk food available to the public. She plans to go to the local convenience stores and ask the owners what types of junk food the store normally stocks, and which are the biggest sellers. She will not collect identifiers. This study would be subject to which type of review?
a. Determination for Exemption
b. Not Human Subjects
c. Convened Review
d. Expedited Review