It is unlawful for any person under the age of eighteen (18) years to be or remain in or upon any street, alley, park, playground, schoolyard, or other public area subsequent to the hour of ten o’clock (10:00) P.M., or prior to the hour of five o’clock (5:00) A.M., Sunday through Thursday, or subsequent to the hours of twelve o’clock (12:00) midnight on Friday and Saturday and prior to five o’clock (5:00) A.M. of the following day; provided, however, that the provisions of this subsection do not apply to a minor who is:
1. Engaged in lawful employment; or
2. Accompanied by a parent, guardian or other person of the age of twenty one (21) years, when that parent, guardian or person has permission to have the custody and care of such minor from the minor’s parent or guardian; or 3. Accompanied by any person between the age of eighteen (18) years and twenty one (21) years, having in his or her possession written permission from the parent or guardian of the minor to have the care or custody of such minor; or 4. Upon an emergency errand or legitimate business directed by the parent, guardian, or other adult person having the care and custody of the minor.