At such election the proposition to be submitted shall be printed in plain prominent type on ballots separate and distinct from ballots used for any other office or question and shall read as follows:
Check only one of the following:
(1) Shall the mayor-council form of government, as provided by Act _____, be adopted for the City of _____?
YES _____; or
(2) Shall the council-manager form of government, as provided by Act _____, be adopted for the City of _____?
The voter shall mark his ballot with a cross mark (X) after the proposition which expresses his choice. If voting machines are used at any voting place in such election, the above proposition may at the discretion of the body or official having charge of the conduct of municipal elections in such city, be submitted as a separate proposition on voting machines so used.