please do question 3

Exercise 3-49 (Algorithmic) Prepayments, Collections in Advance Greensboro Properties Inc. owns a building in which it leases office space to small businesses and professionals. During 2019, Greensboro Properties engaged in the following transactions: a. On March 1, Greensboro Properties paid $9,240 in advance to Patterson Insurance Company for 1 year of insurance beginning March 1, 2019. The full amount of the prepayment was debited to prepaid insurance, b. On May 1, Greensboro Properties received $32,280 for 1 year's rent from Angela Cottrell, a lawyer and new tenant. Greensboro Properties credited unearned rent revenue for the full amount collected from Cottrell. c. On July 31, Greensboro Properties received $243,000 for 6 months' rent on an office building that is occupied by Newnan and Calhoun, a regional accounting firm. The rental period begins on August 1, 2019. The full amount received was credited to unearned rent revenue. d. On November 1, Greensboro Properties paid $8,100 to Pinkerton Security for 3 months' security services beginning on that date. The entire amount was debited to prepaid security services. Required: