In the first paragraph the writer emphasized the ______ of face-to-face contact in social settings.

A．To possess information used to be a privilege.
B．Public libraries have replaces private libraries.
C．Communication means more than transmission.
D．Information influences ways of life and thinking.

A．indifferent to the harmful influence of the mass media
B．happy about the drastic changes in the mass media
C．pessimistic about the future of the mass media
D．concerned about the wrong use of the mass media