Interest groups are primarily concerned with . A. advancing a particular cause or belief
B. recruiting investors to support a certain economic sector
C. encouraging americans to provide assistance to others around the world
D. donating money to political candidates who share common beliefs with the organization

The primary goal of interest groups is to influence decision-makers and public policy through advocacy on behalf of members. According to political scientists Jeffrey Berry and Clyde Wilcox, interest groups provide a means of representing people and serve as a link between them and government.

Explanation:

a direct vote in which an entire electorate is invited to vote on a particular proposal. this may result in the adoption of a new law.