According to his Introduction to Fast Food Nation, he believes people should understand what happens behind the scenes of fast-food restaurants.
Answer: B
Explanation
Eric Schlosser's Fast Food Nation describes all the incidents and backgrounds that shaped the industry of fast food in America and how the industry have influenced residents living there.
His works include interviews with people related to the field, who were crucial and many people outside the industry didn't know their existence.
Further it reveals more insights about veteran companies ruling in the industry.