12. The DARPA technology includes a set of network standards that specify the details of how computers communicate, as well as a set of conventions for interconnecting networks and forwarding traffic. Officially named the TCP/IP Internet Protocol Suite and commonly referred to as TCP/IP (after the names of its two main standards), it can be used to communicate across any set of interconnected networks. Which of the following statements about TCP/IP is INCORRECT?
(A) TCP/IP is a suite of protocols for communication over the internet.
(B) TCP is a connection-oriented protocol that guarantees reliable delivery of data.
(C) IP is a connectionless protocol that provides a best-effort delivery service.
(D) TCP uses a three-way handshake to establish a connection between two hosts.
(E) UDP is a more reliable protocol than TCP.