Nadir has brilliant engineering skills, but he is so apprehensive of speaking in front of groups that he always finds a colleague to present his research for him. Because Nadir avoids public speaking, his career advances will probably hit a ceiling

Interpersonal communication uses knowledge derived from the:

a.  communicators' unique relationship.   b.  communication channel.   c.  model of communication used.   d.  dyad.

The issue of ________, an important tool of journalism, involves the ability of media professionals to keep secret the names of people who provide them with information.

A. confidentiality B. privacy C. ascertainment D. prior restraint