On December 31. Trinkets Supply Company noted the following transactions that occurred during 2015. some or all of which might require adjustment to the books. (a) Payment of $4, 300 to suppliers was made for purchases on account during the year and was not recorded. (b) Building and land were purchased on January 2 for $190,000. The buildings fair value was $141,000 at the time of purchase. The building is being depreciated over a 30-year life using the straight-line method, assuming no salvage value. (c) Of the $52,000 in Accounts Receivable, 5% is estimated to be uncollectible. Currently, Allowance for Bad Debts shows a debit balance of $200. (d) On September 1, $80,000 was loaned to a customer on a 12-month note with interest at an annual rate of 11%. (e) During 2015, Trinkets Supply received $15, 200 in advance for services, 80% of which will be performed in 2016. The $15, 200 was credited to Sales Revenue. (f) The interest expense account was debited for all interest charges incurred during the year and shows a balance of $2, 300. However, of this amount. $300 represents a discount on a 60-day note payable, due January 30, 2016. 1. Give the necessary adjusting entries to bring the books up to date. 2. Indicate the net change in income as a result of the foregoing adjustments