Respuesta :
Answer:
b. lifted restrictions in corporate and union spending in federal election campaigns.
Explanation:
In the landmark Citizens United vs Federal Election Commission, the Supreme Court ruled that campaign contributions are a form of free speech, whether they come from individuals, corporations or labor unions, and therefore, these contributions cannot be restricted because they are protected under the First Amendment of the U.S. Constitution.
Answer:
b. lifted restrictions in corporate and union spending in federal election campaigns.