23.
(A) fantasies
(B) modules
(C) depositions
(D) paradoxes
(E) pretexts

The shift from silent to sound film at the end of the 1920’s marks, so far, the most important transformation in motion picture history. ....... Yet this most fundamental standard of historical periodization conceals a host of 23 . Nearly every movie theater....... In many instances, spectators in the era before recorded sound experienced elaborate aural presentations alongside movies’ visual images, from the Japanese benshi .......

前面說1920算是無聲和有聲電影的分界，但後面說其實以前日本或歐洲會有旁白和管弦樂配樂，所以是矛盾paradox的說法

（這題真的難，要第一句開始整段看才找得出答案QQ）