David Truman's disturbance theory suggests that

a. interest group domination will have a cyclical nature because citizens will put forth different interests as timegoes on

b. public interests will not be represented by the constant discussion and debate between political parties andinterest groups.
c. voluntary associations would form naturally out of the desire of humans to satisfy their needs.
d. interest groups can only push public dissatisfaction to a certain limit before the concerns of the majority willoverride their influence.

c