What movie uses leitmotifs in the same manner as Wagner did in Der Ring des Nibelungen?

Henri de Toulouse-Lautrec's Jane Avril Jardin de Paris is a poster created using

offset lithography. stenciling. screenprinting. photogravure.

Which church commissioned by Justinian was profoundly influential, due both to its sheer size and for being the ideal example of a dome placed on a square or elongated nave?

A. San Vitale in Ravenna B. Hagia Sophia in Constantinople C. Sant' Apollinare in Classe D. Dafni near Athens