Required information [The following information applies to the questions displayed below.) In 2020, Susan (44 years old) is a highly successful architect and is covered by an employee-sponsored plan. Her husband, Dan (47 years old), however, is a Ph.D. student and unemployed. Compute the maximum deductible IRA contribution for each spouse in the following alternative situations. (Leave no answer blank. Enter zero if applicable.) d. Susan's salary and her AGI are $80,000. Dan reports $5,000 of AGI (earned income). The couple files separate tax returns. Susan Dan Maximum deductible IRA contribution