Required information (The following information applies to the questions displayed below.) Data for Hermann Corporation are shown below: Selling price Variable expenses Contribution margin Per Unit $ 95 57 $ 38 Percent of Sales 100% 60 40% Fixed expenses are $79,000 per month and the company is selling 3,600 units per month. 2-a. Refer to the original data. How much will net operating income increase (decrease) per month if the company uses higher-quality components that increase the variable expense by $3 per unit and increase unit sales by 10%. 2-b. Should the higher-quality components be used? Complete this question by entering your answers in the tabs below. Reg 2A Req 2B Should the higher-quality components be used