In a past presidential election, 30,213,139 people voted for candidate a; 30,089,604 for candidate b; and 200,661 for third-party candidates. is it appropriate to find a confidence interval? explain. select one: a. yes, it is appropriate to find a confidence interval because the proportion is a sample proportion and the conditions for the central limit theorem are met. b. no, it is not appropriate to find a confidence interval because the proportion is a population proportion. c. no, it is not appropriate to find a confidence interval because there are three possible outcomes for each observation. d. no, it is not appropriate to find a confidence interval because the conditions for the central limit theorem are met.