At the end of 2020, Aramis Company has accounts receivable of $800,000 and an allowance for doubtful accounts of $40,000. On January 16, 2021, Aramis Company determined that its receivable from Ramirez Company of $6,000 will not be collected, and management authorized its write-off. a) Prepare the journal entry for Aramis Company to write off the Ramirez receivable

b) What is the net realizable value of Aramis Company's accounts receivable before the write off of the Ramirez receivable?

c) What is the net realizable value of Aramis Company's accounts receivable after the write off of the Ramirez receivable?

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.