A user is having problems connecting to the network. You check the user's IP address and see that it is $169\mathrm{.}254\mathrm{.}86\mathrm{.}96.$ Which of the following is a reason the user can't connect to the network?

A $$ The user's computer failed to obtain an IP address from the DHCP server

B $$ The user's computer needs a DNS server address

C $$ The PC is set with a static IP address instead of DHCP

D $$ The user's computer appears to be operating as normal