What are the different classes of “users” represented by this object model? What are the associations between these classes

This graded activity has two parts.Part 1: Answer the Module Review Questions listed below. These questions were chosen to demonstrate your understanding and help you assess your progress.Contrast the items in the following sets of terms:Object; class; instance; entity relationship diagram (ERD) entityProperty; method; attributeState; behaviorSuperclass; subclassConcrete class; abstract classMethod; messageEncapsulation; inheritance; polymorphismStatic binding; dynamic bindingHow is the object approach different from the data and process approaches to systems development? And how can the object approach improve the systems development process?Describe the main building blocks for the sequence diagram and how they are represented on the model.Describe the steps used to create a sequence diagram.Part 2: Module Practice:Draw the associations that are described by the following business rules. Include the multiplicities for each relationship.A patient must be assigned to only one doctor…

Both class adapters and object adapters come with their own individual set of benefits and drawbacks. Furthermore, why are these principles so essential?