SAT OG第7套题里section5 的第19题为什么选B啊,A 为什么不行?

SAT OG第7套题里section5 的第19题为什么选B啊,A 为什么不行?
19 The author of Passage l would most likely interpret the “exchange” described in lines 42-46 of Passage 2 as being(A) disturbing, because speakers of audio books enunciate words in a peculiar manner(B) one-sided. since the listener cannot communicate directly with the speaker(C) enjoyable. since the listener can hear' a book while performing a monotonous chore(D)disheartening,because fewer and fewer people are discovering the pleasure of silent reading(E) inspiring, because it will encourage more people to enjoy classic works