There are $2$ parts to this week$$s assignment. You will upload $2$ files for this assignment. Part $1$ will be a JPEG file and part $2$ will be a PDF file.

Part $1$

Use Lucidcharts to create a crow$$s foot ERD for each problem. You can watch the provided tutorial video for using the application.

A$.$ At ABC Company, each division has many departments. Each department has some employees and each employee works for only one department. Each department is managed by one employee, and each manager manages only one department.

B$.$ A customer can download many CDs from MusicOnline. Each of the CDs can be downloaded by many customers.

C$.$ The FERDA Corporation operates many plants. Each plant is in an area, and each area can have more than one plant. Each plant has many employees; however, each employee is employed by only one plant.

Part $2$

Write the business rules that are reflected in the ERD shown in the following Crow$$s foot diagram. Determine the business rules required to make the diagram correct. Attach your answers as a PDF document to the same assignment.