Presentation software allows business professionals to
a. send a message electronically
b. create a technical drawing of a building
c. scan a barcode
d. create a slide show

Your best bet will be google

Ibelieve the answer is: b.  use a different transition for every slide to keep the audience's attentiona. that would make it boringc. sound effects might be distracting and some people might find it annoyingi hope that : ) 

Answerpeople

The best answer is    c) the main() methodfor java, that will be the main starting/entry point. the other choices are generally irrelevant.a java program need not access a firewall, especially if it is designed to work offline. a firewall only deals with networking; it will not be relevant for all java programs.microsoft excel is not relevant for all java programs.a colon is too general.