Triangulation uses both quantitative and qualitative measuring designs to assess training effectiveness

In order for an after-dinner speech to be effective, it must be

a. serious. b. impromptu. c. enjoyable. d. condescending.

Which statement below illustrates contrast? 

A. Like you, I am a student. B. I too have struggles with spending money. C. I am athletic while my brother is studious. D. The teacher explained how to organize speeches.