Which of these describes a slide transition?

a. a way to have objects in your slide appear at different times
b. a way to have a new slide show up with a special effect
c. a way to show two slides on the screen at the same time
d. a way to edit the slide while you are presenting it

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal