How do TCP and UDP differ in the way that they establish a connection between two endpoints?

How do TCP and UDP differ in the way that they establish a connection between two endpoints?

A. TCP uses the three-way handshake, and UDP does not guarantee message delivery. B. TCP uses synchronization packets, and UDP uses acknowledgment packets. C. UDP provides reliable message transfer, and TCP is a connectionless protocol. D. UDP uses SYN, SYN ACK, and FIN bits in the frame header while TCP uses SYN, SYN ACK, and ACK bits.