求教sat牛人一道阅读题~2008年10月section3第二十题~

求教sat牛人一道阅读题~2008年10月section3第二十题~
In line 54("The quantum physicists go further:they appreciate that the answers they obtain through experiment depend significantly on the questions they ask,so that an electreon,asked if it is a particle or a wave,will answer"Yes"or to both questions.") most nearly means____
A.enjoy
B.recognize
C.are grateful
D.greatly admire
E.rapidly value
为什么选b呢?还有能顺便稍微解释这是啥意思么~
题目是问line 54 中的appreciate 和一下哪个词意思最接近，忘记打了。