Determine the taxable amount of Social Security benefits for the following situations. If required, round your answers to the nearest dollar. If an amount is zero, enter "0". a. Tyler and Candice are married and file a joint tax return. They have adjusted gross income of $38,000 before considering their Social Security benefits, no tax-exempt interest, and $13,300 of Social Security benefits. As a result, $ of the Social Security benefits are taxable. b. Assume Tyler and Candice have adjusted gross income of $18,400 before considering their Social Security benefits, no taxexempt interest, and $20,240 of Social Security benefits. As a result, $ of the Social Security benefits are taxable. c. Assume Tyler and Candice have adjusted gross income of $86,500 before considering their Social Security benefits, no taxexempt interest, and $12,975 of Social Security benefits. As a result, $ of the Social Security benefits are taxable