How should we draw a mind-map in our preparation for the speech?

A.Take out a piece of paper and starting put down every important point you want to say.

B.Use the outline of the research paper you want to present as the mindmap.

C.Divide the whole speech into different chunks of information in your mind, put the chunks in a certain sequence and name each chunk with a question.

D.Use the office software to draw a diagram so you can remember your speech better.

正确答案：Divide the whole speech into different chunks of information in your mind, put the chunks in a certain sequence and name each chunk with a question.