Need answers to part A and B. Thanks

A. llusion, Inc. had the following inventory data Date July 1 July 4 July 7 July 11 July 14 Quantity Unit Cost $55 $56 Beginning inventory Purchase Sale Purchase Sale 10 12 9 $61 Assuming LIFO, what is the cost of goods sold for the July 7 sale? (Round your final answer to the nearest dollar.) O A. $672 O B. $670 C. $668 O D. $667 B. Dali's lTimepieces had the following inventory data Date July 1 July 4 July 7 July 11 July 14 Quant Unit Cost $49 $57 Beginning inventory Purchase Sale Purchase Sale 10 12 9 $54 Assuming average cost, what is the cost of goods sold for the July 7 sale? (Round any intermediary calculations to the nearest cent and round your final answer to the nearest dollar.) OA. $636 O B. $644 C. $652 O D. $668