The 2009 Supreme Court decision in Citizens United v. Federal Election Committee establishes

A) that the Federal Election Committee must publish an annual report listing the names of lobbyists.
B) that unions, interest groups, and corporations can spend money directly on advertising for and against candidates.
C) a waiting period which is mandatory for ex-members of Congress who wish to accept lobbying positions.
D) that 527 organization no longer have tax-exempt status if they contribute to political campaigns.
E) that lobbyists must register with the clerk of the House of Representatives and the secretary of the Senate.

B