13. Under the general rules, which of the listed items must be included in on Form 1040 as income? A. Prizes and awards B. Inheritances C. Salary and wages D. Items A and C E. None of the above answers 14. Which of the listed items may be excluded from gross income on Form 1040? A. Insurance proceeds for loss of an arm B. Embezzlement proceeds C. Income produced from property acquired by gift D. All may be excluded E. None of the above answers 15. In 2006, Landlord leased a building To Tenant for a period of fifteen years at a monthly rental of $1,000 (lease tern beginning on July 1, 2006) with no option to renew. At that time, the building had a remaining estimated useful life of twenty years. Prior to taking possession of the building on July 1, 2006, Tenant made improvements at a cost of $18,000. The improvements had an estimated useful life of twenty years at the commencement of the lease period. The lease expired on June 30, 2021, at which point the improvements had a market value of $2,000. What total amount should Landlord include in his/her gross income for 2021? Assume that all rental payments were made on the first day of each month for that month. A. $ 6,000 B. 8,000 C. 12,000 D. 24,000 E. None of the above answers