Written communication deal with: Spoken word        b. sign language                c. visible words                d. Printed matter An informal face-to-face is known as a: Teleconference        b. conference                c. Clarification                d. conversation A statement of the results of an investi8gation is known as: A review                b. a reference                c. a report                d. research A written internal or external formal channel of communication between organizations, individuals or organizations and individual is a: Circular                b. notice                c. report                d. letter An example of a form of communication that can only be used internally is a: Notice                b. memorandum        c. minutes                d. report Video conferencing is a: Video recording of a conference                c. meeting in a large hall Conference via television                        d . special radio phone service Which of the following should be used to provide evidence of a transaction? Correspondence        b. conversation                c. conference                d. d