Which group could be considered a grassroots movement? O Rock the Vote
O the National Park Service
O Food and Drug Administration
O Presidential Youth Fitness Program

A grassroots movement is one that uses the people in a given district, region or community as the basis for a political or economic movement. Grassroots movements and organizations use collective action from the local level to effect change at the local, regional, national or international level.

Lol. 4, 8, 4, and 10

D. all of the above