(A) ** Austria-Hungary, Germany, and the Ottoman Empire
(B) Great Britain, France, and Russia
(C) Belgium, France, and Germany
(D) Austria-Hungary, Russia, and Great Britain
EXPLANATIONS BELOW
Concept note-1: -The Central Powers, also known as the Central Empires, was one of the two main coalitions that fought in World War I (1914–1918). It consisted of the German Empire, Austria-Hungary, the Ottoman Empire, and the Kingdom of Bulgaria and was also known as the Quadruple Alliance.
Concept note-2: -The Allies described the wartime military alliance of Germany, Austria-Hungary, Bulgaria and the Ottoman Empire as the ‘Central Powers’. The name referred to the geographical location of the two original members of the alliance, Germany and Austria-Hungary, in central Europe.
Concept note-3: -The former empire of Austria-Hungary was dissolved, and new nations were created from its land: Austria, Hungary, Czechoslovakia, and Yugoslavia. The Ottoman Turks had to give up much of their land in southwest Asia and the Middle East. In Europe, they retained only the country of Turkey.
Concept note-4: -By 1910 most of the major states of Europe belonged to one or the other of these great opposing alliances: the Central Powers, whose principal members were Germany and Austria-Hungary, and the Allies, composed of France, Russia, and Great Britain.
Concept note-5: -The Ottomans refused an Allied demand that they expel German naval and military missions. The Ottoman Navy destroyed a Russian gunboat on 29 October 6:30 A.M. at Battle of Odessa. On 31 October 1914, Turkey formally entered the war on the side of the Central Powers. Russia declared war on 1 November 1914.