Question $19(2\mathrm{.}5$ points$)$

What is a virtual private network?

Natural parts of the Earth's environment that can be used as physical paths to carry electrical signals.

A local area network that allows you to send packets within a building.

A way to use the public infrastructure $($e$.$g$.,$ Internet$)$ to provide secure access to an organization's network.

Refers to a type of cable composed of four $($or more$)$ copper wires twisted around each other within a plastic sheath.