15. Which of the following best describes the "causal order" organizational pattern of a speech?
a. a format in which the main points are discussed in an order that could be followed by a clock or on a calendar
b. a format in which the main points are discussed in an order that could be traced on a map
c. a format in which the main points are discussed in an order that alerts the audience to a circumstance and then explains what action resulted from that circumstance
d. a format in which the main points are discussed in an order that labels specific aspects of the topic and then addresses them in separate categories