irs schedule a charitable deductionsirs form for itemized deductionsirs 1040 itemized deductionsschedule a 1040 itemized deductionsirs deduction form 1040schedule a itemized deductions form1040a itemized deductionsschedule a tax deductionfederal 1040 itemized deductionsstandard deduction schedule atax form for itemized deductionsfederal itemized deduction form