What concept do these two passages have in common? A. European politics B. The Middle Ages C. Human suffering D. Voting rights

Central Europe Guelf, Hohenstaufen, and Ascanian domains in Germany about ... The High Middle Ages were preceded by the Early Middle Ages and were followed ... the peak of its political power around then, called armies from across Europe to a ... King Cnut of Denmark ruled over both England and Norway. = (A)