Which device would be the best candidate for a relay?
A. A file and print server running SUSE 10 with 1 GB of free disk space
B. A file server running Windows 2008 R2 with 100 GB of free disk space
C. A laptop running Windows 7 used by a traveling salesperson with 45 GB of free disk space
D. An administrative assistant’s desktop running Windows XP that is powered on at 7:00 AM and powered off at 6:00 PM with 5 GB of free disk space