The organic food movement is an example of which of the following?

a. a grassroots lobbying campaign led by corporation elites
b. an astroturf lobbying campaign led by citizens at the grassroots level
c. a lobbying campaign that embodied both grassroots and astroturf characteristics
d. a collective action problem with a top heavy power structure
e. the financial power of political action committees

c. a lobbying campaign that embodied both grassroots and astroturf characteristics