Which sentence from the paragraph helps you understand the meaning of "interest"? A
If a Roman managed to save up some money, he could make much more money by lending it out.
B
Twelve-percent interest was the average charge for loans.
C
In other words, if a person borrowed 100 dollars, he had to pay back 112 dollars.
D
For quick emergency loans, interest could reach 50 percent.

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