Why Are Americans Sometimes Fearful of Pluralist Politics

Why are Americans sometimes fearful of pluralist politics?

A) They are fearful that organized groups will not compete for political influence.
B) They are fearful that organized groups will successfully advance public interests at the expense of special interests.
C) They are fearful that organized groups will successfully advance special interests at the expense of the greater public good.
D) They are fearful that organized groups represent a challenge to liberty.
E) They are fearful that organized groups will reduce the need for public goods.