{$mEDiAurl} whAt DoEs thE proFEssor imply
A、BEForE twAin, FEw works proDuCED in thE unitED stAtEs wErE worthy oF AttEntion.
B、By twAin’s timE,AmEriCAn litErAturE hAD DEvElopED A stylE AnD voiCE All its own.
C、twAin’s outlook As An Author wAs unlikE his ContEmporAriEs’ inAmEriCAn litErAturE.
D、twAin’s inFluEnCE AllEviAtEDAmEriCAn Authors’ ConCErns ABout proving thEmsElvEs.