Answer:
The answer is A. Not Human Subjects.
Explanation:
In this case, the research that the master's degree candidate has designed can be classified as a not human subjects research because, as it states in the question, she will not collect identifiers. This means that she will not be able to identify which data belongs to which convenience store owner, neither will she have data regarding the indentiy of the convience stre owners. Therefore, according to IRB committee, it is a not human subjects research.
Answer:
sorry I don't know the answer
I would say that one assumption is the superiority of Europeans over Africans: their belief that somehow they had the right to enslave other people.
This could be connected to their racism (they thought the same of native Americans and there was a discussion whether native Americans have souls) or religious feeling of superiority ("pagans are not the same as Christians"...)