Damell, age 50, is employed as an actuary. For calendar year 2021, he had AGI of $130,000 and paid the following medical expenses: Medical insurance premiums $5,300 Doctor and dentist bills for Derrick and Jane (Darnell's parents) 7,900 Doctor and dentist bills for Darnell 5,100 Prescribed medicines for Darnell 830 Nonprescribed insulin for Darnell 960 Derrick and Jane would qualify as Darnell's dependents except that they file a joint return. Darnell's medical insurance policy does not cover them. Darnell filed a claim for $4,800 of his own expenses with his insurance company in November 2021 and received the reimbursement in January 2022. What is Darnell's maximum allowable medical expense deduction for 2021? Oa. $7.090 Ob. $10,340 Oc. 50 Od. $20.090