Milton has been having considerable trouble with his short-term memory. his family has noticed a number of mistakes milton has been making, such as leaving doors unlocked, getting lost in the neighborhood, and forgetting family member's names. it appears that the neurons are deteriorating.

Amaster's degree candidate 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 on going to the local convenience stores and asking the owners what types of junk food the store normally stocks and which are the biggest sellers. identifiers will not be collected. this study would fall under which of the following? a. expedited review b. exempt review c. full board review d. not human subjects