0 Required information The following information applies to the questions displayed below John (ege 54 and single) has earned income of $3.300. He has $30.200 of unearned (capital gain) income. a. If he does not participate in an employer-sponsored plan, what is the maximum deductible IRA contribution John can make in 2018? Maximum deductible IRA contribution b. I f he does participate in an employer-sponsored plan, what is the maximum deductible IRA contribution John can make in 2018? deductible IRA contribution c.If he does not participate in an employer-sponsored plan, what is the maximum deductible IRA contribution John can he has earned income of $19,600? employer-sponsored plan, what is the maximum deductible IRA contribution John can make in 2018 if Maximum deductible IRA contribution