Describe three ways to strip old paint from an aircraft. What are the advantages and disadvantages of each?

Choose the best explanation for the following statement communication is symbolic

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.

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication