2. In linking geographically disparate people, the Internet is arguably helping millions of spontaneous communities to bloom: communities defined by common interests rather than by the accident of ________.
(A) compatibility
(B) affluence
(C) reciprocity
(D) contemporaneousness
(E) proximity
答案A....为什么不选E呢? 这样才说明了internet改变了地理位置对交流的限制啊