You run the ipconfig command on your computer, and it reports an IP address of $169\mathrm{.}254\mathrm{.}75\mathrm{.}10$ on the Ethernet interface. Which device assigned this IP address to the interface? a$.$ The local computer b$.$ The cable modem c$.$ The local network's DHCP server on the SOHO router d$.$ The ISP's DNS server