(a) The clerk of a union elementary or union high school district shall prepare the ballot for any vote that proceeds by Australian ballot in the union school district.
(b) Only questions warned by the union elementary or union high school district and presented to the voters of that district shall appear on a ballot prepared pursuant to subsection (a) of this section.
(c) Warned questions of the union elementary or union high school district shall not appear on the same ballot as questions warned by a member district of the union elementary or union high school district or by the legislative body of a town within the union elementary or union high school district.