Mandy interviewed a source who told about how she was illegally treated by the police. Using her information in the speech is an example of:

A. facts and statistics.
B. narrative.
C. testimony.
D. hypothetical example.

i'm confused between B & C

2. An advantage of using narratives in your speech is that they:
A. explain abstract concepts.
B. calm emotions.
C. create excitement.
D. clarify technical ideas.

is it B

3. When using statistics to support a speech, it is best to do all of the following EXCEPT:

A. use statistics to quantify ideas.
B. use statistics to explain.
C. present statistics with charts or graphs so it is easier for listeners to grasp.
D. use a lot of statistics in a speech to make the speech exciting.

i'm confused between B & D

4. When conducting research for supporting materials, it is imperative to remember:
A. there is one right source for certain information.
B. always to take notes and record.
C. always do a personal interview.
D. use only the most current source of information.

is it B