Answer :
Answer:
a limited liability company.
Explanation:
From the question we are informed about To open and operate Boo! City, a Halloween costume and paraphernalia shop, Dwayne and Erica form a business organization that combines the limited liability aspects of a corporation with the tax advantages of a partnership. In this case, Their form of business organization is limited liability company.limited liability company can be regarded as business structure in which owners are not personally liable as regards to debts or liabilities of the company.It is hybrid entities with features of corporation and partnership as well as sole proprietorship.