The Concept of a Marketplace of Ideas Refers to

The concept of a marketplace of ideas refers to

A) important changes in copyright and patent laws that have restricted Americans' access to free information.
B) the competition between varying opinions and ideas that are aired in public forums.
C) the use of opinion pollsters who market a politician's speeches, ideas, and votes.
D) the explosion of information brought on by the Internet and other advances in electronic communication.
E) the elimination of government regulations on broadcast media such as radio and television.