All unemployed artists are sympathetic to social justice. And no employed artists are interested in the prospect of great personal fame. If the claims made above are true, then which one of the following must be true? ['If an artist is sympathetic to social justice, that artist is unemployed.', 'If there are artists interested in the prospect of great personal fame, they are sympathetic to social justice.', 'All artists are either sympathetic to social justice or are interested in the prospect of great personal fame.', 'All artists uninterested in the prospect of great personal fame are sympathetic to social justice.']