In the process of developing a new customer relationship management $($CRM$)$ system, your team is considering the best way to structure vast amounts of customer data. Which among the following characteristics is essential to a relational database that could support complex queries and reporting?

Each database is restricted to a single table

Data is organized in tables that consist of rows and columns, allowing for relationships between tables

None of the options apply

Data is organized in a hierarchical structure

Tables within the database have no relationships between them