Finest Products Company and Great Goods, Inc., use the mark "Good Housekeeping ______ of Approval" to certify the quality of their products. Finest and Great are not in business together and do not own this mark. The mark is
a. Likely a federally registered trademark
b. Likely a licensed mark from Good Housekeeping
c. Likely a generic term used by multiple companies
d. Likely a counterfeit mark used without permission from Good Housekeeping