Mitch, Who Is Single and Age 46 and Has No

Mitch, who is single and age 46 and has no dependents, had AGI of $100,000 this year.His potential itemized deductions were as follows. $$\begin{array} { l r } \text { Medical expenses (in excess of AGI floor) } & \$ 15,000 \\\text { State income taxes } & 3,000 \\\text { Real estate taxes } & 7,000 \\\text { Mortgage interest (acquisition of primary residence) } & 13,000 \\\text { Home equity loan interest (loan used to finance the } & 4,000 \\\text { purchase of a car) } & \\\text { Unreimbursed employee expenses } & 4,300\end{array}$$ What is the amount of Mitch's AMT adjustment for itemized deductions for 2019?

A) $10,000.
B) $12,300.
C) $16,300.
D) $34,300.