Question 2 [5 2 - 10 pts Identify the following requirement as a fimctional or non-fimctional. If it is non functional, specify the type (constraints on time, development process, standard, legislative etc.) of the non functional requirement. a. System should respond back within 5 seconds Type: : Reason: b. System may be installed on PC. Mac and UNIX stations Type: Reason: For mobile billing software, the user should prepare the bill for each user independently Type: Reason: d. In payroll software, the software should calculate the payroll taxes. Type: Reason: The system output must be certified for format and contents by the chief medical officer. Type Reason C