Which of the following statements is Wrong regarding the use of data an Static member function can use static variable. Instance member function can use instance variable. Static member function can use instance variable. Instance member function can use static variable. A Moving to the next question prevents changes to this answer. Assume a class called DepartmentStaff and its superclass called CollegeStaff. The following statement correspond to CollegeStaff cs = new DepartmentStaff( ); A. Both A and B An up casting of the object cs of type CollegeStaff to its B. DepartmentStaff class reference An up casting of the object cs of type DepartmentStaff to its C. superclass CollegeStaff reference A down casting of the object cs of type DepartmentStaff to its D. CollegeStaff class reference