Give me the answer and explanation

I0. Central Company sold gods for $5,000 to Wetern Company on Marchi 12 on credit. Terms of the sale were 2/10, n/30. At the time of the sale, Central recorded the transaction by debiting accounts receivable for $5,000 and crediting sales revenue for $5,000. Western paid the balande due, less the discount, on March 21. To record the March 21 transaction, Central would debit A) Cash for $4,900. B) Accounts receivable for $4,900 C) Cash for $5,000. D) Accounts receivable for $5,000. B) None of the above is correct. ,, . Coca-Cola's gross profit percentage was 69.6% in 2001 and 68.8% in 2000. which of the following was the most likely cause of the change in gross profit percentage? A) Coca-Cola discounted their prices. B) They reduced product cost as a percentage of sales. " C) They reduced their operating costs.' D) Both Band C caused the change in gross profit percentage. E) None of the above would have caused the change. 12 Under the lower-of-cost-ormarket basis for valuing inventory if replacement cost of an item in inventory has,declined during a given accounting period, A) pretax income and the amount of ending inventory will be reduced for the period in which the . merchandise is sold. B) pretax income and the amount of ending inventory will be reduced for the period during which the decline in market value occurred. C) pretax income will be reduced for the priod during which the decline in market value occurred and the amount of ending inventory will,decline for the period in which the mierchandise is sold. D) A and B are both correct. E) None of the above is correct.. 13. When prices are rising: A) LIFO will result in lowet net income and a higher inventry valuation than will FIFO B) LIFO will result in higher net income and lower inventory valuation than will FIFO C) FIFO willresult in lower net income and a lower inventory valuation than will LIFO. D) FIPO will result in highet net income and a higher inventory valuation than will LFO None of the above is correct. 19. A company that sells magazines and collects subscription fees prior to the publication and distribution of the magazine. As the cash is received in advance from the customers, the company should record a debit to Cash and a credit to A) Sales revenue. B) Prepaid expenses. C) Unearned revenue. D) Accounts payable. E) None of the above is correct