Which of the following statements about the Internet is false?

The combined set of Internet protocols is now called TCP$/$IP$.$

Each Internet$-$connected device has a TCP address$-$a unique numerical identifier used by devices communicating via TCP$/$IP to locate one another on the Internet.

One challenge was to enable different networks to communicate with each other. ARPA accomplished this by developing the Internet Protocol $($IP$),$ which created a true "network of networks," the current architecture of the Internet. Bandwidth$-$the information$-$carrying capacity of communications lines$-$on the Internet has increased tremendously, while hardware costs have plummeted.