It shall be unlawful and an unlawful real estate practice for any person:
(A) To aid, abet, incite or coerce a person to commit an unlawful real estate practice;
(B) To deliberately and knowingly refuse examination of copies of any listing of real property in the village to any person because of race, color, religion or national origin;
(C) To enter into a listing agreement which prohibits the inspection, sale, lease or occupancy of real property to any person because of race, color, religion or national origin; and/or
(D) To knowingly and willfully interfere with the performance of a duty or the exercise of a power by the Fair Housing Committee or one of its members or representatives.