Reading from a manuscript is useful for speakers who can't afford to take time to rehearse a speech

According to your book, competent communicators

A) are born, not made. B) think critically and mindfully. C) do not consider power important in the communication process. D) constantly change their ethics based the context.

Which of the following describes of an advantage of composite measures?

a. They enable researchers to create a refined measurement of a variable. b. They act as effective data reduction devices. c. They allow researchers to use several indicators to measure a variable. d. all of the above