Sheridan's Used Cars uses the specific identification method of costing Inventory. During March, Indrisano purchased three cars for $11400, $14100, and $19400, respectively. During March, two cars are sold for a total of $34500. Sheridan determines that at March 31, the $14100 car is still on hand. What Is Sheridan's gross profit for March? $4500 $3700. $1000 $9000