Rob, an employee at Quick Travels. a large travel agency. has put in place the following controls. Which of these controls represents a com pany-Ievel control? Multiple Choice 0 A random review of calls made by the travel agents is made by the VP Operations to monitor the quality of the communication between an agent and die client 0 If a travel agent wants to award a discount to a customer on a particular trip' they must obtain an authorization from their manager. 0 Payroll of each travel agent must be approved by the head of their department prior to being processed. 0 Each travel agent must sign a letter at the beginning of each year acknowledging they read and understood the company's code of conduct