On December $1,$ Metlock, Inc. has three DVD players left in stock. All are identical, all are priced to sell at $$81.$ One of the three DVD players left in stock, with serial #$1012,$ was purchased on June $1$ at a cost of $$53.$ Another, with serial #$1045,$ was purchased on November $1$ for $$48.$ The last player, serial #$1056,$ was purchased on November $30$ for $$38.$

$($a$)$

Calculate the cost of goods sold using the FIFO periodic inventory method, assuming that two of the three players were sold by the end of December, Metlock, Inc.$\text{'}$ year$-$end.

Cost of goods sold