Answer:
The two correct options are;
1) Each device or computer on the internet is assigned a unique IP address
2) IP is the shared way that all devices and computers label their messages with the sender and receiver's addresses
Step-by-step explanation:
An Internet Protocol address (IP address) is an assigned label to every device that sends and or receives information on a computer network that communicating using Internet Protocol that serves as an identification for interfaces and addressing a location.
Unicast addressing, which is a general form of addressing used in IPv4 and IPv6 consisting of one sender or one receiver and is associated with a one host or device.
However a device may possess more than one unicast address. In order to send data to more than one unicast address requires the resending of the message for each address.