2. For the purposes of this Act,(a) “public contract” means a contract between a public body and an enterprise;
(b) “enterprise” means a legal person established for a private interest, a general, limited or undeclared partnership, an association or a natural person who operates a sole proprietorship;
(c) “public body” means a body described in section 4, 7 or 7.1 of the Act respecting contracting by public bodies (chapter C-65.1) as well as a municipal body within the meaning of section 5 of the Act respecting Access to documents held by public bodies and the Protection of personal information (chapter A-2.1).