Modify and print the REGISTER FOR TRAINING sequence diagram. Add two new entity classes to the right side of the diagram and extend the lifeline down to the bottom of the diagram. The classes are Employee and Class. Add the following messages from the REGISTER FOR CLASS CONTROLLER, and add the focus of control rectangles where the messages interact with the class lifeline:

a. GetEmployee() from the controller to EMPLOYEE.

b. Return employeeData from the EMPLOYEE class to the controller.

c. Findsoftwareclass() from the controller to the CLASS entity class.

d. Return softwareClassList from the CLASS entity class to the controller.

e. Updateclassparticipant() from the controller to the CLASS entity class.

f. Return success from the CLASS entity class to the controller.