Auser calls the desk and states that she suddenly cannot connect to the internet or any other network resources. the user is on a company network that uses dhcp. the technician runs ipconfig from the command prompt and the pc has an ip address of 0.0.0.0. which of the following steps should the technician perform first to troubleshoot this issue? (a) reinstall the network driver (b) assign a static ip address(c) check the network cable (d) replace network card