In the economic sector, the characteristics of the European Middle Ages are the rapid advancement in the technology sector and a shift from agrarian to industrial output. Hence, Options A, and D are correct.
Europe's period from the fall of Rome in 476 CE until the start of the Renaissance in the 14th century is referred to as the "Middle Ages" by historians. The Crusades, the rise of political authority, the intellectual life, the military and technology, architecture, art, and music, as well as church life were some of the characteristics of the Middle Ages.
Even more, pronounced expansion took place in the center, or high, Middle Ages. The period was characterized by national identity development, church and secular institution reorganization, urban and demographic increase, and industrial and territorial expansion.
Thus, Options A and D are correct.
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