Entertainment Promotions International Owns the Canadian Merchandising Rights to the Registered

Entertainment Promotions International owns the Canadian merchandising rights to the registered identifying logos of numerous prominent rock groups, for use on such things as buttons, T shirts and posters. These rights are worth many millions of dollars. Illegal reproduction of merchandise with the logos and unauthorized sales of the merchandise have cost Entertainment Promotions International millions of dollars in lost sales and the devaluation of legitimate products because of the poor quality of the bootlegged products
a. What legislation would protect Entertainment Promotions International in this case?
b. What rights does Entertainment Promotions International have and what can it do to prevent this happening again?
c. Suppose an unauthorized seller made it clear that they were selling "Genuine Imitation Rock Group T shirts." Could Entertainment Promotions International do anything about that, and why or why not?
d. What other penalties do the illegal merchandisers face?