Mr. and Mrs. Moss have major medical and dental insurance provided by Mrs. Moss's employer. This year, they incurred the following unreimbursed expenses: (Leave no cells blank - be sure to enter "O" wherever required.) Routine office visits to doctors and dentists Emergency room visits Disposable contact lenses for Mr. M Prescription drugs $1,040 490 410 597 Required: a. Compute their itemized deduction for medical expenses if AGI is $19,000. b. Compute their itemized deduction for medical expenses if AGI is $53,000