The following is the transaction of the trading company "Mars" in December 2020 On 2 December 2020 the company purchased $ 4,500 of merchandise on credit 2/10. On December 5, 2020, the company pays cash delivery fees on the order dated December 2, 2020 for $ 200. On December 6, 2020, the company sold merchandise online a 2/10 credit of $ 6,000. On December 7, 2020, the company returned the purchase of goods done on December 2, 2020 for $ 500. . On 8 December 2020 the company purchased $ 3,500 of merchandise in cash. On 12 December 2020 the company paid the invoice for the purchase of goods which are due with a 2% discount for payment in time 10 days. On December 13, 2020 the company received sales returns from consumers for $ 500. On December 16, 2020 the company received payment for merchandise which is sold on credit on December 6, 2020 by giving 2% discount on sales because it is paid on 10 days. Trial Balance Mars Trading Company 31/12/2020 Account Debit ($) Credit ($) Cash 17.500 Account Receivable 21.000 Inventory 55.000 Prepaid Insurance 2.500 Equipment 45.000 Accumulated Depreciation Equipment 7.500 Account Payable 15.000 Share Capital Ordinary 55.000 Retained Earnings 25.000 Dividens 11.000 Sales Revenue 390.000 Sales Return and allowances 5.000 Sales Discounts 2.000 Cost of Goods Sols 285.000 Freight out 4.000 Advertising Expense 12.000 Salaries and Wages Expense 25.000 Utility Expense 7.500 Total 492.500 492.500 Based on the data above, please answer the following questions: a. Make a general journal of the 8 transactions (December 2-16, 2020). b. Prepare a worksheet as of December 31, 2020 C. Give your opinion the method which one would you choose to record the inventory, what is the method perpetual or periodic method? d. Based on the answers to points a & b, how to make Mars trading company get more profit but still maintain product quality? Please answer in your own words and provide answers clear and systematic. e. Give your opinion on differences in accounting records for trading companies and service companies. In addition, include the accounting record cycle for the company trade