Let's imagine that a company has $15,000 of inventory on hand at the beginning of the month. Throughout the course of the month, the company spent around $5,000 on raw materials, wages, and delivery. With $9,000 worth of inventory at the end of the month. Park Street restaurant month of March, 2022 calculate the cost of sales- a. $10,500. b. $11,000. c. $10,800. d. $29,000