The construction of all ordinances of this city shall be by the following rules, unless such construction is plainly repugnant to the intent of the legislative body or of the context of the same ordinance:
(A) Joint authority. Words importing joint authority to three or more persons shall be construed as authority to a majority of the persons, unless otherwise declared in the law giving such authority.
(B) Words importing the singular number only may be also applied to the plural of persons and things.
(C) Words importing the masculine gender only may be extended to females also.
(D) When a statute requires an act to be done which, by law, an agent or deputy as well may do as the principal, the requisition is satisfied by the performance of such act by an authorized agent or deputy.
(E) When a person is required to be disinterested or indifferent in acting on any question or matter affecting other parties, consanguinity or affinity within the sixth degree, inclusive, by the civil law rules, or within the degree of the second cousin, inclusive, disqualifies the person from acting, except by consent of parties.
(IC l-l-4-l)