Identify 3 lines types and tell how each is used

Help please !!

List the five on-board vehicle subsystems

When creating a presentation in libre office impress, where does the editing of slides take place?

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.