The number of rings in a tree trunk can be used to estimate the age of the tree, and tree rings record the seasons. Given these facts, how can we learn about the seasons by using a tree among the following options:
- Tasting the tree leaves
 - Something that can be auburn
 - it keeps an organism warm
 - Measuring the height of the tree
 - Help plants grow
 - By looking at the trunk
 - Something that is self-aware
 - Chopping down the tree


 

      By looking at the trunk   