13: Wages earned by a worker at a casual fast-food restaurant are A. Taxable B. Nontaxable -- -- 14: Tips earned by a server in a fashionable restaurant are A. Taxable B. Nontaxable -- -- 15: Overtime pay earned by a construction worker for working extra hours to complete a project on time is A. Taxable B. Nontaxable -- -- 16: Bonus given to a salesperson for making the most sales during the month is A. Taxable B. Nontaxable -- -- 17: Free lawn care service for a month for a mailroom employee who developed a handbook for new employees is A. Taxable B. Nontaxable -- -- 18: Interest income is earned on all of the following except A. U.S Saving Bonds. B. rental properties. C. deposits in savings accounts D. deposits in credit union accounts.