(a) Regular meetings of the school board shall be held each month during the year at the regular meeting place designated by the school board.
(b) Special meetings of the school board may be held whenever the duties and business of the school board may require.
(c) No business shall be transacted at any meeting of the school board without a quorum, such quorum to consist of a majority of the members of the board. No motion or resolution shall be declared adopted without the concurrence of a majority of the whole school board.
(d) A roll call vote of all board members on every motion or resolution shall be recorded as part of the minutes of such meetings and shall be considered a matter of public record except when the presiding officer determines and announces a unanimous vote on any issue which vote shall then be so recorded and considered a matter of public record.