A client has sent a SYN packet to initiate the three-way TCP handshake. The server has then
replied with a SYN-ACK packet. Which packet does the server then expect from the client?

A.
A SYN cookie

B.
An ACK packet

C.
An ACK-SYN packet

D.
A request fora service (e.g.H, TTP, POP3, FTP)

Explanation: