Hello! Can I get some help with this statistics problem thank you

A state legislator wishes to survey residents of her district to see what proportion of the electorate is aware of her position on using state funds to pay for abortions. (Round your answers up to the nearest integer.) (a) What sample size is necessary if the 95% CI forp is to have a width of at most 0.14 irrespective of p? :x (b) If the legislator has strong reason to believe that at least % of the electorate know of her positi n, how large a sample size would you recommend to maintain a width of at most 0.14? :x