The following shall apply:
A.
No licensee shall knowingly allow a minor under the age of 16 years, unaccompanied by a parent or guardian, to play pool or billiards on the licensed premises or to frequent or lounge or congregate or gather in the room or place.
B.
In no event shall card playing be permitted on premises licensed under this article, even if the card playing is for social purposes.
C.
All premises in which the games of pool or billiards are played shall be on the street floor of any building and shall be so arranged and shall be so lighted that a full view of the interior may be had from the public thoroughfare or from adjacent rooms to which the public is admitted.