Which statement describes a VPN?

• VPNs use open source virtualization software to create the tunnel through the Internet.
• VPNs use logical connections to create public networks through the Internet.
• VPNs use dedicated physical connections to transfer data between remote users.
• VPNs use virtual connections to create a private network through a public network.

Explanation: A VPN is a private network that is created over a public network. Instead of using dedicated physical connections, a VPN uses virtual connections routed through a public network between two network devices.

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