Which of the following is not a contemporary challenge to the Almond–Lippmann consensus?

a. Members of the foreign policy elite tend to reach a consensus more easily than members of the attentive public.
b. Although the mass public tends to be more nationalistic on economic issues, it favors U.S. engagement in multilateral organizations.
c. Most of the population favors an internationalist foreign policy and only a few qualify as isolationist.
d. Whereas some citizens believe the United States should pursue a policy of militant internationalism, others believe it should pursue cooperative internationalism.

a. Members of the foreign policy elite tend to reach a consensus more easily than members of the attentive public.