The following hammers were available for sale during the year for Wilkins Tools: Beginning inventory 10 units at $40 First purchase 15 units at $55 Second purchase 30 units at $70 Third purchase 25 units at $65 Wilkins has 30 hammers 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? Answer A. $1,950 B. $1,975 C. $1,575 D. $2,975