On January 1, 2019, Bonita Industries granted Sam Wine, an employee, an option to buy 1,000 shares of Bonita Co. stock for $30 per share, the option exercisable for 5 years from date of grant. Using a fair value option pricing model, total compensation expense is determined to be $5400. Wine exercised his option on October 1, 2021 and sold his 1,000 shares on December 1, 2021. Quoted market prices of Bonita Co. stock in 2021 were:

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.