Why did the idea of switching to frozen fries appeal to ray kroc?

a. buying frozen fries cost much less than paying employees to slice potatoes.

b. the artificial flavoring in the frozen fries was more appealing to customers.

c. the use of frozen fries allowed the restaurant to spend more money on better meat.

d. frozen fries allowed his employees to take longer breaks.

The idea of switching to frozen fries appealed to Ray Kroc because buying frozen fries cost much less than paying employees to slice potatoes. Option A is correct.

Ray Kroc was the first CEO of what would be known as the McDonald’s Corporation of franchises. He expanded the company into the Golden Arches. The McDonald’s headquarters, in Illinois, has a Ray Kroc Museum.

Fast Food Nation attempts to explain how American eating and food-production patterns have changed since World War Two.

"urban sprawl, the spreading of large developments of housing and shopping areas around a city’s center, has many negative cultural and environmental effects. " (from your link)

so, your answer is: it has a negative effect on the environment, otherwise known as c~hope this mate.