don Complete parts a through c a Construct a 95 confidence interval for the population proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization 0 164 S 0 241 Type integers or decimals Round to three decimal places as needed b Interpret the interval constructed in part a Choose the correct answer below A With 95 confidence the proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization in the sample is in this interval B With 5 confidence the proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization in the population is in this interval C With 5 confidence the proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization in the sample is in this interval D With 95 confidence the proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization in the population is in this interval c If you wanted to conduct a follow up study to estimate the population proportion of nonprofits that indicate turnover as the biggest employment challenge at their organization to within 0 03 with 95 confidence how many nonprofits would you survey A sample of nonprofits should be surveyed Round up to the nearest integer