please help me answer this question

Question 4 of 20 : Select the best answer for the question. 4. Robert is President of the United States. Tom, a journalist, publishes in the newspaper statements that Robert has become a cocaine addict. If Robert sues Tom for defamation, Robert must prove that the statements were O A. false and made with actual malice. O B. either false or made with actual malice. O C. false. O D. Robert can't sue Tom due to the First Amendment to the U.S. Constitution. O Mark for review (Will be highlighted on the review page) (Please use these buttons for navigation, not the > browser buttons)