Read this claim:

what we eat has changed more in the last forty years than in the previous forty thousand.

which piece of evidence best supports schlosser's claim from the introduction to fast food nation?

a. much of the taste and aroma of american fast food, for example, is now manufactured at a series of large chemical plants off the new jersey turnpike

b. in 1975, about 1/3 of american mothers with young children worked outside the home; today almost 2/3 of such mothers are employed.

c. an estimated one out of every eight workers in the united states has at some point been employed by mcdonald's.

d. fifteen hundred people work inside the mountain, maintaining the facility and collecting information from a worldwide network of radars, spy satellites