根据下面材料,回答{TSE}题. {TS}The main problem people may encounter today arises from the
根据下面材料,回答{TSE}题.{TS}The main problem people may encounter today arises from the fact that
A. they have to learn new things consciously.
B. they lack the confidence of securing reliable and trustworthy information.
C. they have difficulty obtaining the needed information readily.
D. they can hardly carry out casual communications with an extended family.
C