单选题 What feature sets apart the three dictionaries discussed in the passage from traditional ones ?

A、 The combination of two dictionaries into one.
B、 The new approach to defining words.
C、 The inclusion of cultural content.
D、 The increase in the number of entries.

【正确答案】 C

【答案解析】第一段作者列举了三种字典各自宣扬的自己的新特点，第二段首句作者对使他们各异的特点进行概括：all three dictionaries can be seen to have a distinctly "cultural" as well as language learning content，选项C正确。