The three-way handshake utilizes three steps, identified as: Step 1, 2 and 3, that take place between a client and a server in order to establish a TCP connection.
In Step 2 of a normal three-way handshake, the server is said to be performing:

A.
An Active Open

B.
A Passive Open

C.
Both Active and Passive Open

D.
A Passive Open, while simultaneously closing the Client’s Active Open

E.
An Active Open, while simultaneously closing the Client’s Passive Open