The following inventory was available for sale during the year for Trusted Tools:

Beginning inventory .. 10 units at $160

First purchase 15 units at $220

Second purchase .. 30 units at $280

Third purchase .. 20 units at $260

Trusted Tools has 25 units on hand at the end of the year. What is the dollar amount of inventory at the end of the year according to the first-in, first-out method?

Select one: a. $6,600 b. $11,900 c. $6,300 d. $7,800