Which conclusion is best supported by a tree-growth ring that is much narrower than the other growth rings?
Crops grew well that year. One year was unusually dry. The tree was planted long ago. The area used to have more trees.
Question: Which conclusion is best supported by a tree-growth ring that is much narrower than the other growth rings?
A. Crops grew well that year.
B. One year was unusually dry.
C. The tree was planted long ago.
D. The area used to have more trees.
Answer: