Answer:
I believe it is the NIC manufacturer and the serial number of the NIC
Explanation:
I guess the correct answer is class C network.
In IPv4 addressing, an IP address whose first octet is in the range of 192–223 belongs to a class C network.
It is targeted at one person specifically. More work for the attacker, but higher chances of obtaining sensitive information.
If you're a zybooks user.
itemsOSS.print(userItem + " ");
userItem = itemCharStream.toString();