Which French novelist wrote 'Madame Bovary', a landmark of literary realism about a provincial doctor's wife trapped in a stifling marriage?

• A Honore de Balzac
• B Gustave Flaubert ✓
• C Emile Zola
• D Stendhal

Flaubert was prosecuted for obscenity over 'Madame Bovary' in 1857 but was acquitted; the trial made the novel a bestseller.