Powerful and influential groups called committees have arisen to finance political campaign, mostly on a national level.

a. political action
b. interest group
c. petition
d. individual

A. political action

Explanation:

Political action Committee is a group formed by a supporter of a certain representatives with the purpose of collecting a nation wide campaign donation that can help those representatives elected.

To prevent corruption , The amount that can be raised through  a Political action Committee is limited and they cannot receive donation from Corprotations or Labor unions.

answer; shays rebellion;