46. The central idea of a speech should be a. written as a complete sentence. b. expressed as a statement, not a question. c. devoid of figurative language. d. all of the above. e. a and b only. 47. As explained in your textbook, the central idea of your speech a. is usually formulated after you have done some research. b. is more precise than your specific purpose statement. c. sums up or encapsulate the major ideas of your speech. d. all of the above. e. b and c only. 48. According to your textbook, the central idea of a speech should a. encapsulate the major ideas of your speech. b. be phrased as a statement rather than a question. c. be determined as soon as you decide on your topic. d. all of the above. e. a and b only. 49. “The laser is a highly versatile instrument with important uses in medicine, industry, and art†is an example of a a. specific purpose. b. central idea. c. transition. d. general thesis. e. topic statement. 50. “The most common types of sleep disorders are insomnia, sleep apnea, narcolepsy, and sleepwalking†is an example of a a. general purpose. b. thesis statement. c. transition. d. central idea. e. specific purpose. Â