Holistic Health Care Products, Ltd. (HHC) is trying to decide on the level of advertising to promote their new product. Revenue, less the cost of the advertising campaign, will depend on market conditions over the next six months. The following table contains forecasts of net revenue (in $000's) prepared by the firm's marketing department under various market conditions. What advertising level should HHC use? Use the maximin, maximax, and minimax regret decision criteria