Following are four graphs representing various cost behaviors. 0 Volume IV $0 $0 0 0 Volume Volume Volume 1. Identify whether the cost behavior in each graph is mixed, step-wise, fixed, or variable. 2. Identify the graph (I, II, III, or IV) that best illustrates the cost behavior for each of the following: Complete this question by entering your answers in the tabs below. Required 1 Required 2 Identify whether the cost behavior in each graph is mixed, step-wise, fixed, or variable. Graph 1- Graph II Graph III Variable cost Fixed cost Mixed cost Poton uden enet