The Following Are a Number of Internet Facts

Multiple Choice

The following are a number of internet facts. Which one is incorrect?

A) A URL is an unsecure relay location that should be avoided.
B) The internet is structured in a complex client-server fashion.
C) The key protocol of the internet is TCP/IP.
D) The World Wide Web is only part of the internet.
E) An internet backbone links various regions and service providers.