Final answer:
According to Section 66 of the Gaming, Liquor, and Cannabis Regulation as stated in the Licensee Handbook, it is mandatory for all liquor licensed premises to have a liquor menu.
Step-by-step explanation:
The question you're asking pertains to a specific regulation under Section 66 of the Gaming, Liquor and Cannabis Regulation. According to this section and the Licensee Handbook, it is required that all liquor licensed premises must have a liquor menu. This means that the correct answer to the question is C) Menus are mandatory. The regulation insists on the importance of informing patrons of the available liquor choices, which is why a menu must be provided.