Which event from the 20th century best illustrates Alexis de Tocqueville's assertion that individualism was key to the United States' success as a constitutional republic?

A. Many people moved westward seeking wealth during the California Gold Rush.
B. The Freedom of information Act prevented the government from denying citizens access to government without cause.
C. American Indians were granted citizens by the government in 1924.
D.During the Vietnam War, drafted individuals with a religious objection to combat could serve in noncombatant positions.