You create Microsoft Windows-based applications. You are creating an application that uses Microsoft Visual Studio 2005 to support the human resources department. The application stores information in a Microsoft SQL Server 2005 database. The application tracks information on the following fields: EmployeesManagersDepartmentsRelationships between them The database diagram is as shown in the following exhibit. (Refer to the Exhibit.) You need to evaluate the database diagram to ensure that the application correctly handles the data. Which three conclusions should you reach? (Each correct answer presents part of the solution. Choose three.)

A.
The database does not store data about managers.

B.
The data about employees and managers is stored in the same table.

C.
An employee can work for only one department.

D.
An employee can work for any number of departments.

E.
An employee has only one job title.

F.
An employee can have any number of job titles.