Which of the following is the best example of a debatable thesis statement?
O The novel Atonement by Ian McEwan considers the importance of imagination.
O Ian McEwan's novel Atonement calls into question imagination as a harmless and fanciful quality in children.
O Atonement, the Ian McEwan novel set in World War II, doesn't focus on the horrors of trench warfare.
O The novel Atonement by Ian McEwan focuses less on the theme of its title than on other themes.