Taking notes about a speaker's topic before hearing the speech
Formation of an application letter
This is an argument, because Obama is striving to prove that America needs a new strategy for energy. In this argument he uses logos when he gives the audience specific statistics to support his point. He also uses pathos when he appeals to the emotions of the audience, the emotion of hope for a brighter and cleaner future.
I think the answer to the question is c. You are welcome