Are you saying you want to prevent the company you are interviewing with from using it?
duxup - 11 hours ago
"All Rights Reserved"?
cimmanom - 2 days ago
It sounds like you're not being paid for your time/effort. If this is the case, why not tell them that you own the copyright on your work? If you insist on a non-commercial license, how about CC 3.0?