A workstation is added to a newly created subnet using 192.168.100.0/24. A DHCP server is available on subnet 192.168.101.0/24. The user is unable to lease an address from the DHCP server.
Which of the following would BEST resolve the problem？（）

A. Assign the workstation a static IP address.
B. Add a second DHCP server to the 192.168.101.0/24 subnet.
C. Add a DHCP relay to the 192.168.100.0/24 subnet.
D. Add a DHCP server to the 192.168.100.0/24 subnet.