When the professor was ready to begin, she looked to the back of the lecture hall and cupped her hand to her ear and asked, "Can you hear me back there?" This is an example of the __________ function of nonverbal communication.

According to the text, it is wise to avoid ________ before speaking

A) caffeine B) carbohydrates C) milk products D) sugar

Most narrowly, the term sex is used in your text to mean

A. a physical activity that occurs between human beings. B. a psychological property of being feminine or masculine. C. a biological property of being male or female. D. one's attitudes toward female and male roles in society.