Rodney is single and has adjusted gross income of $100,000. He qualifies to itemize deductions for the current tax year. Rodney's only charitable contribution this year is an antique car that he had owned for 30 years that had a fair market value of $50,000 and adjusted basis of $15,000. What is the amount of charitable contributions deductible on Rodney's current year income tax return?

$ 0

$15,000

$30,000

$50,000