According to the author, "The common explanation" of connections between economic, military, and cultural development is______.
A.revolutionary and too new to have been applied to the history of the Byzantine Empire. B.not applicable to the Byzantine revival as a whole, but does perhaps accurately describe limited periods during the revival. C.equally applicable to the Byzantine case as a whole and to the history of military, economic, and cultural advances in ancient Greece and Rome. D.essentially not helpful, because military, economic, and cultural advances are part of a single phenomenon.