When a speaker supports a point by offering facts gathered by someone else, this type of supporting

Dong-Sun and Chris had a very serious argument during which Dong-Sun said some very hurtful things to Chris

After the argument, he tried to apologize for what was said during the argument. Dong-Sun's later behavior best reflects which principle of communication? a) Communication is a package of signals. b) Communication is punctuated. c) Communication is transactional. d) Communication is irreversible and unrepeatable.

Asynchronous online conferences, contained in e-learning environments such as Blackboard and web-CT, enable a person to go back and view the archives of the group’s communication transactions and hence, have a high level of ___________

A. media synchronicity B. media richness C. reprocessabilty D. rehearsability E. none of the above