ovalpolygonand text may be drawn in graphwin users may interact with graphwin by clicking the mouse or typing into an entry box an important consideration in graphical programming is the choice of an appropriate coordinate system the graphics library provides way of automating certain coordinate transformations the situation where two variables refer to the same object is called aliasing it can sometimes cause unexpected results use of the clone method in the graphics library can help prevent these situations exercises review questions true/false using graphics py allows graphics to be drawn into python shell window traditionallythe upper-left corner of graphics window has coordinates ( , single point on graphics screen is called pixel function that creates new instance of class is called an accessor instance variables are used to store data inside an object the statement myshape move( , moves myshape to the point ( , aliasing occurs when two variables refer to the same object the copy method is provided to make copy of graphics object graphics window always has the title "graphics window the method in the graphics library used to get mouse click is readmouse multiple choice method that returns the value of an object' instance variable is called (namutator bfunction cconstructor daccessor method that changes the state of an object is called (nastator bmutator cconstructor dchangor what graphics class would be best for drawing squareasquare bpolygon cline drectangle