Latham works in the logistics department for a large city bus system. As routes are changed, Latham accesses the internal database to ensure all records are accurate. The Bus Route System database includes a one-to-many relationship between the Bus Number and the Bus Routes with Bus ID as the common field. This allows the two tables to be joined to create a query based on data from both tables: Bus Number and Bus Routes.
The relationship between the Bus Number and the Bus Routes tables is one-to-many which means that each Bus Route record is connected to _____ Bus Number record(s).
at most one
