During the year, Cory purchased a log skidder (7-year property) for $55,000 for his business. Assume that he has income from his business of $30,000, and he and his wife have combined salaries and wages income of $40,000. What is the maximum deduction he can take for his business in relation to the log skidder purchase?

a. $7,860.

b. $30,000.

c. $31,429. 

d. $55,000.