Lipro, Inc. is considering the production and sale of three new products. Lipro's only scarce resource is capacity (as measured by machine hours). Lipro has unlimited sales demand from all three products. Which of the following rules would guarantee that Lipro would maximize its profits? Multiple Choice Produce equal amounts of all three products. O Produce the product with the highest contribution margin per unit. O Produce the product with the highest contribution margin ratio. Produce the product with the highest contribution margin per machine hour