The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options. P: World War I began in 1914, after the assassination of Archduke Franz Ferdinand, and lasted until 1918. Q: Thanks to new military technologies and the horrors of trench warfare, World War I saw unprecedented levels of carnage and destruction. R: During the conflict, Germany, Austria-Hungary, Bulgaria and the Ottoman Empire (the Central Powers) fought against Great Britain, France, Russia, Italy, Romania, Japan and the United States (the Allied Powers). S: By the time the war was over and the Allied Powers claimed victory, more than 16 million people – soldiers and civilians alike – were dead.