The relative highness or lowness of sounds produced by the human voice is called

After you select a topic, you should limit ________

A) your research to materials in your library B) your preparation to five to ten hours C) your subject by writing a thesis statement D) your subject to two or perhaps three points

A face-to-face conversation that Jasmine has with Christina would be called which of the following types of communication?

A. intrapersonal communication B. interpersonal communication C. group communication D. mass communication