What organization is best known for its television ratings evaluations?

You're planning a teleconference for several people. It's important to con¬sider:

A. The expense of setting up the teleconference B. How comfortable and competent participants are with the electronic medium C. The amount of direct interaction and nonverbal communication required for the task D. All of the above E. None of the above

All of the following are examples of iconic signaling except ______.

a. corsets b. shaving c. tattoos d. eyeglasses