He saved Jack in the Box by implementing the Hazard Analysis and Critical Control Points (HACCP) standard. It is a very rigorous set of rules that is a proof that everything is safe and healthy in the food production cycle of a manufacturer. It is now used everywhere around the world.
Okay, so this is a little hard to answer when you do not have the excerpts, but I will try my best to work a answer out of the headings. I think your answer would be C. It makes sense, the info that comes after the titles, so If I were you I would go with C.
I hope that helps.
The answer is probably b or c.