[单选,材料题] It can be felt from the description in the 2nd paragraph that the author
根据以下资料，回答下面的题目。
Snowflakes
What does Professor Libbrecht believe to be true?
- A admires the beauty of the snowflakes．
- B dislikes the changing growth history of the snowflakes．
- C has a particular feeling for those flower—like crystals．
- D Iikes to compare snowflakes to the stars in the sky．