A significant function of TCP is the ability to guarantee session information. The method used by
TCP to guarantee the uniqueness of a session between two hosts is which of the following?

A.
By setting the control bits SYN and FIN within the same packet

B.
By implementing two two-way handshakes to tear down the connection

C.
By setting the control bits URG and ACK within the same packet

D.
By implementing sequence numbering

E.
By implementing a combination of control bits PSH, URG & RST