An expert system has to be developed for prescribing medicine for given symptom. The system should contain the following features. 1 The user has to query the system by giving his name, age, gender, and symptoms, period for which the user is having the symptoms. And based on the input the system has to take a comparison with the system given in the database and prescribe the medicine for the given symptoms. 2 Only the registered user can access the system and so there should be a registration from and after registration the user has to be given with the password and the user name only if the user data's are valid. 3. In the query form, age group should be a combo box, a list of symptoms in the form of list box With an option box for selecting many symptoms. While prescribing the medicine for the symptoms the corresponding diseases, medicine name, and medicine MFT name, along with the price to be displayed. Consider the following problem statement and a) Draw the Class diagram and Use Case Diagram of above mentioned Scenario? b) Is it possible to construct a sequence diagram from the class diagram? Justify your answer