Spike Smith, age 42 and single, maintains a home in which Spike and his father, Slick Smith, reside. Slick Smith is age 98 and blind. Slick's only income for the 2020 is $15.000 in racetrack gambling winnings. Assume that Spike provides less than 50% of Slick's support and cannot claim him as a dependent. What is Slick's standard deduction amount for 2020?

A. $15,700

B. 14,050

C. 15,000

D. 12,400

E. None of the above.