Not exactly sure what the Clean Verbatim Style Guide is, but i think the one with the correct grammar and such would be B
Explanation:
So hopefully b helps
The answer is: Impromptu speeches require lots of research.
When you Impromptu, it means that it was not prepared ahead of time. Usually it requires stock information. Research could not be used in impromptu speeches as it is something that is done without preparation.
Answer:c
Explanation:
its all about the purpose