In a Fox News Poll conducted in October 2011, 904 registered voters nationwide answered the following question: "Do you think illegal immigrants who have lived in the United States since they were children should be eligible for legal citizenship, or not?" 63% answered "should be" eligible for legal citizenship with a margin of error of 3% at a 95% level of confidence. Which of the following statements is correct? Group of answer choices a. We are 95% confident that between 57% and 69% of all registered voters nationwide will answer illegal immigrants "should be" eligible for legal citizenship. b. We are 95% confident that 63% of the 904 registered voters in the sample answered illegal immigrants "should be" eligible for legal citizenship."c. We are confident that 95% of the 904 registered voters in the sample answered "should be." d. We are 95% confident that between 60% and 66% of all registered voters nationwide will answer illegal immigrants "should be" eligible for legal citizenship.