In 2019, Welch paid the following expenses: Premiums on an insurance policy against loss of earnings due to sickness or accident $3,000 Physical therapy after spinal surgery 2,000 Premium on an insurance policy that covers reimbursement for the cost of prescription drugs 500 In 2019, Welch recovered $1,500 of the $2,000 that she paid for physical therapy through insurance reimbursement from a group medical policy paid for by her employer. Disregarding the adjusted gross income percentage threshold, what amount could be claimed on Welch's 2019 income tax return for medical expenses? $3,500 $4,000 $500 $1,000