Which 1773–1775 revolt, led by a Don Cossack claiming to be the murdered emperor, swept across the Volga and Ural regions before being crushed?

• A The Bulavin Revolt
• B The Pugachev Rebellion ✓
• C The Razin Revolt
• D The Decembrist Revolt

Yemelyan Pugachev rallied Cossacks, serfs, and Bashkirs against Catherine the Great; the rebellion inspired Pushkin's historical novel 'The Captain's Daughter.'