3. A, (first choice)
4. C (Third choice from top)
The protocol that should be implemented is that one needs to enable hosts on the network to find the IP address.
<h3>What is IP address?</h3>
It should be noted that IP address simply means a unique address that defines a device on the internet.
In this case, the protocol that should be implemented is that one needs to enable hosts on the network to find the IP address.
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At the end of the file, so that additional data is appended while the existing data stays intact.
Inside its internal hard-drive and your google account!