GRE绿皮书填空Exercise17的答案那里有,

GRE绿皮书填空Exercise17的答案那里有,
4 Both television commercials and programs present —— view of the material world,one which promotes a standard of living that most of us can probably not attain.
A an unrealistic
B an imprudent
C a standardized
D a perplexing
E an visionary
为什么不选B