derek is working with photo editing software what guidline should he follow A change the composition of the image B change the lighting in the image C work directly on the original image D work on layers if possible

Which of these is a benefit of using objects in a powerpoint presentation? a. collaborators can create the external files while you create and edit the slide show. b. you can easily change the theme and design of the presentation. c. you can have older data in the source file while having up-to-date data in the presentation. d. collaborators can easily share the presentation.