Della is trying to identify the use of effective design elements in some images. Which set of design elements is significant in the image below? A. form, space, and texture B. space, color, and line C. color, shape, and line D. line, form, and value E. form, line, and color

3. what is the output of the following statements? temporary object1; temporary object2("rectangle", 8.5, 5); temporary object3("circle", 6, 0); temporary object4("cylinder", 6, 3.5); cout < < fixed < < showpoint < < setprecision(2); object1.print(); object2.print(); object3.print(); object4.print(); object1.set("sphere", 4.5, 0); object1.print();