8. In 1979 the annual median household income in the U.S. was $28,220. In 2019, the annual median household income in the U.S. was $68,703. The CPI in 1979 was 72.6 and in 2019 the CPI was 255.8. a. How much would a salary of $28,220 in 1979 be in 2019 dollars? Is that more or less than the actual median household income of $68,703 in 2019 b. A friend is saying that the median household income has more than doubled since 1979 so we have a better quality of life now. Looking at your results from part a, do you agree? What would you say to your friend to support or refute their claims