Itemized Deductions (LO. 4) Rebecca and Irving incur the following medical expenses during 2020: Medical insurance premiums $4,580 Hospital Doctors Dentist Veterinarian 960 1,870 650 210 Chiropractor 250 Cosmetic surgery 1,360 Over-the-counter drugs 175 Prescription drugs 205 Crutches 120 They receive $4,005 in reimbursements from their insurance company of which $295 is for the cosmetic surgery. Refer to Exhibit 8-2 to answer the following questions. If an amount is zero, enter "0". What is their medical expense deduction if their adjusted gross income is the following: a. Adjusted gross income of $45,000. Their medical expense deduction is $ b. Adjusted gross income of $73,000. Their medical expense deduction is $