Explain the meaning of each of these class diagrams; a. What is accounts in this case? b. What is Member? What is Student? Why are both needed? c. What does this diagram mean? Discuss all parts of it. Doesn't this class seem to say that the boss and the worker have the same salary? d. Explain what is being modeled here. What kind of class is the Case class? Couldn't this be represented as an attribute in Corporation? As an attribute in Lawyer? Why or why not