They contain control information.
They contain user data.
They are sent over a network.
They can travel indefinitely over the Internet is wrong as every packet contains the source and destination in the header. If the destination is not available you'll get an error message for example "The HTTP 404 Not Found Error" or another error depending on the application. The packet is then discarded.
The statements that are true about network packets include:
A network packet simply means a small amount of data that's sent over the internet. They're also referred to as basic units of communication.
It should be noted that network packets contain control information, user data, and they're sent over a network. It should be noted that they can not travel indefinitely over the internet.
In conclusion, the correct options are A, B, and C.
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