单选题 How does the weather affect the growth of a tree?
A. Plenty of sunlight and rainfall will limit the growth of a tree.
B. A tree grows best with little sunlight and rain.
C. Some trees provide an exact record of the weather.
D. The weather determined the pattern of rings in a tree trunk.

【正确答案】 D

【答案解析】事实细节题。题目问天气是如何影响树的生长。从文章第二段第三句“The change from a favorable to an unfavorable climate can be determined by reading the pattern of rings in a tree trunk”可以知道答案，所以D项是正确答案。