Suppose that on December $1$

Amazon.com has three wireless speakers left in stock. All are identical, all are priced to sell at $$85.$ One of the three wireless speakers left in stock, with serial #$1012,$ was purchased on June $1$ at a cost of $$52.$ Another, with serial #$1045,$ was purchased on November $1$ for $$48.$ The last wireless speaker, serial #$1056,$ was purchased on November $30$ for $$40.$

$($c$)$ Which inventory method, FIFO or specific identification, do you recommend that Amazon use? Explain why.