Which of the following scenarios would be considered on extemporaneous speech?
A. You are asked to speak at an event at the end of the month for an event.
B. You are asked to be the keynote speaker at the event next week.
C. You are a replacement for a speaker and given 20 minutes to prepare.
-D. You are asked to speak at a local art fest in a few days, but no given topic given.​