In Order to Plan for Her Class Speech on the Patriot

In order to plan for her class speech on the Patriot Act,Brenda passed around a brief questionnaire asking whether her classmates were for or against the act,and whether they thought parts of the act should change,etc.Was this a good idea?

A) No; by using the questionnaire,she revealed her speech topic to the class.
B) Yes; this is a smart audience analysis technique known as demographic audience analysis.
C) No; the class is a captive audience,so finding out their views ahead of time was not necessary.
D) Yes; this is a form of psychological audience analysis-a useful technique for any kind of audience.