Year 2 Year 3 According to this model, what is the maximum net present value (in \$)? $ Assume that only one of the warehouse expansion projects can be impleme In addition to the constraints from part (a), what additional constraint shou According to this model, what is the maximum net present value (in \$)? $ Suppose that if test marketing of the new product is carried out, the advert In addition to the constraints from part (a) and part (b), what additional con According to this model, what is the maximum net present value (in \$)? $