Question: The source of Canada's "implied" bill of rights is the: Question Answer a. Canadian Charter of Rights and Freedoms. b. enumerated heads of authority listed under section 91 of the Constitution Act, 1867. c. Canadian Human Rights Act. d. preamble of the Constitution Act, 1867 and its reference to Canada having a Constitution "similar in Principle" to that of the United Kingdom. e. Canadian Bill of Rights.