The answer is d.
Samba will support up to 10 times the number of concurrent users from the same machine as Microsoft Windows 2000 Advanced Server, according to John H. Terpstra, CEO/President of PrimaStasys, Inc., and SearchEnterpriseLinux.com Ask the Expert advisor.
Terpstra does add some qualifiers, however. You can read more about this issue here.
Go back to the question.