It is when the feet weary and-hope seem s vain that the heartaches and the longings arise. Know, then, that for you is neither surfeit nor content. In your rocking-chair, by your window dreaming, shall you long, alone. In your rocking-chair, by your window, shall you dream such happiness as you may never feel.
Questions:
A. Identify the author and the work.
B. What does the rocking-chair symbolize

读下图“某市居民人均消费支出”（2012年前5个月）。据此回答题。

从该城市居民人均消费支出的变动情况，我们可以得出的结论是（）

A.人们对生存资料消费越来越不重视

B.人们更加注重发展和享受资料消费

C.社会稳定是消费水平提高的根本原因

D.人们的收入差距日益缩小