问题：
[单选题] According to the passage, the recent growth in air travel has meant that__________
参考答案：
D
● 参考解析
【解析】事实细节题，第三段最后一句说“…the aeroplane，making contact between scholars even in most distant places immediately feasible…”，与选项D意思一致，文中还提到“providing for the very rapid transmission of knowledge”，但A、B、C项均不符合。
