Whats a drone cause i have no idea

Technician a says that the radiator usually cools better if the front air dam is removed. technician b says that when a condenser has a leak it can be repaired easily with epoxy. who is correct?

How should you specify box sizes on a web page if you want the boxes to vary according to the font size of the text they contain? a. in pixels b. in inches c. as percentages d. in em units

If you're using an existing powerpoint presentation that will receive new slides based on a word outline, select the a. slide that will appear after the new slides. b. first slide in the presentation. c. slide that will appear before the new slides. d. last slide in the presentation.