In the Mid-Seventeenth Century, Most of Eastern Europe Belonged to the Holy

In the mid-seventeenth century, most of eastern Europe belonged to the Holy Roman Empire, the Republic of Poland, and the empire of the Ottoman Turks. These three political entities were similar in all of the following ways except:

A) all lacked efficient systems of administration.
B) all were overcome by Prussia, Austria, and Russia.
C) all were overly centralized.
D) all were loosely organized.