Questions 14 -16 are based on the following passage. You now have 15 seconds to read questions 14 -16.

In 1990, the number of jobs having nothing to do with computers in the Unite States will be reduced to ______.

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