As a Company That Manufactures Janitorial Cleaning Supplies Tries to Develop

As a company that manufactures janitorial cleaning supplies tries to develop more environmentally friendly products that can clean as well as its current ones,the company's manager must select among alternatives derived from oranges,parsley,lemon,or a combination of these ingredients. Which step in the rational decision-making model is this?

A) generate alternative courses of action  
B) evaluate each alternative  
C) compute the optimal decision  
D) implement the optimal alternative