In the 2010 Decision Citizens United V

In the 2010 decision Citizens United v.Federal Election Commission, the Supreme Court held that a federal campaign finance reform law had wrongly imposed restrictions on ________________ by corporations.

A) independent expenditures (i.e., spending not going to campaigns or political parties)
B) campaign contributions
C) funding of campaign political opinion polling
D) financial contributions of party-led get-out-the-vote efforts