Which of the following statements is accurate? Select one: a. By 2021 income inequality was lessening, with the top 1 percent earning about 1 percent of the national income. b. By 2021 income inequality has widened once again, with the top 1 percent earning 27 percent of the national income. c. Income inequality has been relatively stable throughout American history. d. The numbers of poor and near poor have recently steadied.