The Diplomatic Revolution Select one: a. was an unexpected alliance of Austria and Prussia to resolve the issue of Silesia through an annexation of Poland. b. was an alliance between Russia and the Ottoman Turks to partition some independent Muslim principalities between them. c. was an unlikely alliance of France and England to take advantage of the situation in central Europe caused by the Thirty Years' War. d. occurred because Maria Theresa sought new allies in an effort to retake Silesia from Frederick the Great of Prussia.