Which of the following examples about hero and antihero is NOT TRUE?
选项：

A:Daniel Defoe’s Robinson Crusoe, a character capable of heroic deeds, is properly called a hero.
B:James Joyce’s Leopold Bloom, a sensitive, earthy middle-aged man, is a kind of anti-hero.
C:The subtitle of Vanity Fair “A Novel Without a Hero” indicates that there is no main character in the story.
D:In 20th-century literature, the protagonist is likely to be an anti-hero.