Required information The following information applies to the questions displayed below] In 2021, John (age 57 and single) has earned income of $4,200. He also has $32.900 of unearned (capital gain) income. c. If he does not participate in an employer-sponsored plan, what is the maximum deductible IRA contribution John can make in 2021 if he has earned income of $14,600? Answer is complete but not entirely correct. Maximum deductible IRA contribution S 4,200