Scenario 20-1 the government is proposing switching from a progressive tax system in which families pay 15% of the first $50,000 earned, 25% of the next $50,000 earned, and 35% of any income over $100,000 to a tax system in which every family pays 20% of their income less $20,000. refer to scenario 20-1. which group would be most in favor of the switch from the current progressive tax policy to the new policy?

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.