Which of the following is a disadvantage of written, printed communication?

A. Allows writers to plan and control their messages
B. Offers a permanent, verifiable record
C. Can be used to avoid immediate interactions
D. Offers limited opportunities for timely feedback
E. Minimizes the distortion that can accompany oral messages

The correct answer is letter D

The popularization of the computer in the last decade driven by new information and communication technologies has not eliminated the use of paper and printed media. In its various formats, be it books, magazines, newspapers, posters, among others, printed media continue to play an important role in the teaching-learning process, either as the only medium used or as support for other media.

Among the advantages of the printed media: it does not need specific equipment to be used and it is easy to transport; it is a popular medium; it is adaptable to the reader's rhythm, allowing re-reading and selective reading; does not have a specific distribution schedule; it has a low unit cost when compared to other media; it can be integrated with any other medium.

With regard to the disadvantages of print media: interactivity is more difficult to achieve; the information is presented sequentially and it is not possible to access it globally; color printing increases costs; it is more difficult to achieve motivation and keep the user’s attention.

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.