Hello.
The benefits of using presentations to organize and deliver information are: it keeps things in order, keeps peoples attention longer, and it looks more professional.
Free Wi-Fi is typically offered on public network
True.
A conscise and informative subject line is necessary for a good email. The subject line should give the receiver a good idea what the topic is of the email. An informative subject line also helps the recipient to identify the email as an important message and not spam.
D) both a and b
Microwaves are used to heat foods in ovens. We all know that. They are also used for data and information transfer. Microwaves are used in wifi, gps, and radio astronomy.