单项选择题

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now, listen to the conversation.
What does the man say that he is going to do

A.Inspect snowflakes more carefully.
B.Make a copy of the article.
C.Write for more information.
D.Draw diagrams of the different shapes.