Which of the Following Is True of American Interest Groups

Which of the following is true of American interest groups?

A) Interest groups are considered undemocratic.
B) Interest groups have become a permanent part of American government.
C) Each interest group can only be represented by a single lobbyist throughout its existence.
D) All the major interest groups have headquarters in Los Angeles.
E) Interest group representatives are seldom consulted when Congress drafts new legislation.