Under Maria Theresa and Her Son,Habsburg,absolutism

Under Maria Theresa and her son,Habsburg,absolutism:

A) was concerned primarily with Ottoman attacks on the capital of Vienna.
B) became "enlightened," but was still limited by weaknesses within the empire.
C) declined and sovereigns no longer used the title Holy Roman Emperor.
D) declined and sovereigns reduced taxation and supported serfdom.
E) increased as the Habsburgs conquered most of the Germanic principalities.