Question

One of the trends over the past 3 decades has been the proliferation of “interest groups” and “lobbyists” in US politics.

Indeed
What are these things?
What do they do?
Are they good, bad, or a little of both?
Are they necessary?

Answer 1

Step-by-step explanation:

lobbyists convince people to root for someone and against the other. They are good AND bad no, they are not necessary. an interest group is good it gathers people together that all share the same opinion and they are necessary. DUDE IM 11 AND IM IN COLLEGE I KNOW THIS STUFF