Gadget Limited offers a one year 'post back' warranty on all of the souvenir items that it sells to customers. Whereby, if the items are faulty as per the conditions of the warranty, customers can post back the item to Gadget Limited for full repairs or replacement (ignore GST): Beginning balance of "Warranty provision" as at 1st January 2020: $25,000 Of the total warranty claim costs, 65% were wages costs, and the remainder being inventory parts costs. Total wages costs in relation to warranty claims during the year. $13,000 Total sales for the year ended 31st December 2020: $750,000 At 31st December 2020, Trinket Limited estimated its liability for unexpired warranty contracts stands at 2% of total sales during the year. (a) Prepare the necessary journal entries to update the warranty provision as at 31st December 2020. Show the warranty provision General Ledger T-account as at 31st December 2020 after all the necessary journal entries and updates have been made