Why is dr. norman borlaug often called “the man who saved a billion lives”? a. dr. borlaug’s work significantly increased agricultural yields in mexico and india. b. dr. borlaug’s work focused on making money rather than on feeding the population. c. dr. borlaug’s work is attributed to a modern world population that has exceeded six billion. d. dr. borlaug’s work to eliminate small farms and improve mechanization on a large scale.

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