Which of the Following Best Describes the Impact the 2010

Which of the following best describes the impact the 2010 Citizens United decision has had on the political campaign process?

A) Allowing corporate entities to directly coordinate candidate or campaign events
B) Opening the door to negative campaigning on a national level
C) Allowing corporate entities to contribute unlimited amounts to support or oppose candidates
D) Closing the door to Super PAC involvement in political campaigns
E) Restricting the contributions of corporate or international donors