Explanation of how to solve this problem

ext) 20. Wood Carving Corporation manufactures three products. The following per unit data relates to the three products of the corporation: Sales price Variable costs Labor hours required Letter Openers $30 $2 1 Elvis Statues $50 $40 Candle Holders $42 $20 2 Wood Carving is experiencing a recent lack of skilled wood carvers, and only has 1,800 labor hours available next month. If Wood Carving can sell a maximum of 500 units of each product in a given month, how many units of each product should it manufacture and sell next month to maximize its profits? Letter Openers Elvis Statues Candle Holders a. 500 units 500 units 150 units b. 500 units 350 units 300 units c. 500 units 150 units 500 units d. O units 400 units 500 units e. 500 units 500 units 500 units