721—22.221 (52) Sample ballots and instructions to voters. Sample special paper ballots and printed instructions for casting votes on special paper ballots shall be prominently displayed in each polling place. Instructions shall also be displayed inside each voting booth. Each special paper ballot shall also include an example of the method of marking the ballot recommended by the manufacturer of the tabulating device. Further instructions shall be provided to any voter who requests assistance in accordance with Iowa Code section 49.90.