Answer:
The tree data structure provides more flexibility and practicality.
Step-by-step explanation:
The tree data structure is more advantageous because of it's practicality in terms of forming relationships within the data.
A tree data structure would be preferable for an e-commerce website or database because it provides the ability to be able to links different products and group them under sub categories etc. Basically it makes a more reliable database in this situation.
I hope this answer helps.