Which of the following is an advantage of LED lights over incandescent lights?

a. they use more electricity than incandescent lights for the same light output
b. they generate very little heat, so they can be housed in plastic rather than metal
c. they can produce both directional and nondirectional light beams
d. they can run on both batteries and electric current
e. they don't require color temperature adjustment


b

Communication & Mass Media

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It is important that the ethic of the group reflect the values of the dominant members of the group

Indicate whether the statement is true or false

Communication & Mass Media

The Chinese government uses all of the following ways to monitor and control Internet communications EXCEPT

A) automated scanning to detect prohibited words and phrases. B) chatroom coordinators who guide the discussions in politically acceptable directions. C) government-issued passwords are required to enter an Internet café. D) Internet users must log on using their government-issued ID numbers.

Communication & Mass Media

The group-building and maintenance role for a compromiser is to mediate differences among group members

Indicate whether the statement is true or false.

Communication & Mass Media

List one of the four general guidelines for answering questions from audience members

What will be an ideal response?

Communication & Mass Media