18) A consumer good company is developing a new brand of organic toothpaste. Below is the sensitivity analysis for this product. The assumptions regarding which parameter should be scrutinized most carely in the estimation process? Cost of Capital Net Wo rk'ing Capital Castofoods Units Sold Sales Price 3 -2 -1 0 1 2 3 4- 5 . Units sold Sales price Cost of goods . Cost of capital wow