The following questions refer to a survey conducted on a sample of 2,251 individuals about their willingness to pay for online access to the local newspaper. The survey results are summarized in the table below. The percentage of each group who.. All Adults Mobile News Not a Mobile Local App Not a Local Consumer News Consumer User App User Would be willing to pay $5 per month 23% 30% 17% 38% 21% Would not pay this amount 74% 67% 79% 60% 75% Does not know 4% 4% Would be willing to pay $10 per 18%% 21% 15% 24% 17%% month Would not pay this amount 78%% 77% 75% Does not know 2% 7%% 1% 5% N-2,251 N-945 N-1,306 N-218 N-2,033Based on the given data, how confident can you be that at most one fifth of all mobile news consumers would pay $10 per month for an online subscription to the local newspaper? Group of answer choices a 77.5% b 50% c 22.5% d more than 99%