Bonnie purchased a new business asset (five-year property) on March 10, 2007, at a cost of $20,000. She also purchased a new business asset (seven-year property) on November 20, 2007, at a cost of $13,000. Bonnie did not elect to expense either of the assets under  179, nor did she elect straight-line cost recovery. Determine the cost recovery deduction for 2007 for these assets.
a. $5,858.
b. $7,464.
c. $9,586.
d. $12,333.
e. None of the above.