Charles is a single person, age 35, with no dependents. In 2010, Charles has gross income of $75,000 from his sole proprietorship. Charles also incurs $80,000 of deductible business expenses in connection with his proprietorship. He has interest and dividend income of $22,000. Charles has no itemized deductions. Charles's taxable income is (Points : 2) $7,650. $11,300. $13,350. $17,000