What does the author mean by saying “hearing a foreign language is like seeing a postcard from some other land, even when you are actually in that other land”? A.The ignorance of a language makes it impossible for him to read postcards. B.Incomprehension of a foreign language gave him incentive to learn more. C.Hearing a new language brings him feelings of freshness and arouses his curiosity. D.Hearing a foreign language reminds him of the magic of his childhood.