Finish the following sentence with the best choice: How do you choose a container in which to grow a cranberry seedling?

Choices:
- Measure the size of the seedling’s root ball and purchase a pot that is at least double that size.
- Measure the size of the seedling’s vines and purchase a pot that is at least double that size.

Answer:
Measure the size of the seedling’s root ball and purchase a pot that is at least double that size.