Answer:A contract for debentures.
Explanation:UCC( uniform commercial code) is code system which governs commercial activities in the United States of America. It was established in the year 1957,this code has been adopted by all the States,the district of Columbia and all the territories of the United States of America. It is aimed at Ensuring harmony in practice of sales,contracts and other trade and commercial activities with the United States of America.
The contract for debentures are not governed by UCC.