it CAn BE inFErrED thAt thE Author rEgArDs vErDi's rEvisions to his opErAs with______ .
A．rEgrEt thAt thE originAl musiC AnD tExts wErE AltErED
B．ConCErn thAt mAny oF thE rEvisions AltErED thE plots oF thE originAl work
C．ApprovAl For thE intEntions thAt motivAtED thE rEvisions
D．puzzlEmEnt, sinCE thE rEvisions sEEm lArgEly insigniFiCAnt