24. Lusk Company produces and sells 15,000 units of Product A each month. The selling price of Product A is $20 per unit, and variable expenses are $14 per unit. A study has been made concerning whether Product A should be discontinued. The study shows that $70,000 of the $100,000 in fixed expenses charged to Product A would continue even if the product was discontinued. These data indicate that if Product A is discontinued, the company's overall net operating income would: a. decrease by $20,000 per month b. increase by $20,000 per month c. decrease by $60,000 per month d. increase by $10,000 per month

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.