B since the original definition is loyalty or commitment to a group or an individual that is Superior
Answer:
The Baldwin–Felts Detective Agency was a private detective agency in the United States from the early 1890s to 1937
Answer:
Your answer is, B: Register
The German Empire and Austria-Hungary were Allied within the Central Powers, So I assume it was the German Empire in this case, Which Declared war on Russia and France and was at war with Britain due to the Invasion of Belgium.
So the Answer is the German Empire.