The first base and second base amounts are used to determine whether Marks: 1 Choose one answer a None of social security benefits are taxable b. Up to 50% of social security benefits are taxable c. Up to 85% of social security benefits are taxable All of these O d 68 In 2018, Tim takes one class at a local university to earn credits toward a degree in accounting He is now a sophomore in college. Which credit is he eligible for? Marks 1 Choose one answer O a Lifetime learning credit b. American opportunity credit c. Hope credit d No education credit