He Width of Tree Rings Provides Insights into the Environmental

Multiple Choice

he width of tree rings provides insights into the environmental conditions experienced by a tree in the past. A way of sampling tree rings without cutting down a tree involves drilling out a narrow cylinder of wood from just beneath the bark to the center of a tree. The image below shows two samples of Picea abies (Norway spruce) . The bark of the trees is on the left side, and the center of the trees is on the right, but off the photo. Examine this image to answer the questions.
-The amount of growth in a season depends on climate conditions. Examine the image, and interpret the pattern of tree growth to estimate the conditions recorded in these trees.

A) It may have been wetter and warmer when the trees were young compared to more recent times.
B) It may have been drier and colder when the trees were young compared to more recent times.
C) Conditions in the past were identical to recent times.