Final answer:
The simplest solution to restore network connectivity in a laptop with a failed Ethernet port caused by ESD is to replace the Ethernet daughter board. Therefore, the correct answer option is A)
Step-by-step explanation:
The simplest solution to restore network connectivity in a laptop with a failed Ethernet port caused by ESD is to replace the Ethernet daughter board.
Replacing the Ethernet daughter board involves removing the faulty board and installing a new one. This will ensure that the port is functioning properly and restore network connectivity.
Options B and C are not applicable in this scenario, as re-soldering the network connector or updating the Ethernet driver will not fix the physical damage caused by ESD. Option D, enabling wireless and connecting to the WAP, is an alternative solution if the laptop has a wireless network card, but it does not address the issue with the failed Ethernet port.