QUESTION 15 Following are the examples of non-functional requirements: UA. Each staff member using the system shall be uniquely identified by his or her id number B. The system should be available on Fridays 09:00 to 11:00 C. The staff should be able to use all the system functions after two hours of training D. The system should list down the list of staff members expected to work on specific day QUESTION 16 Requirements change management process looks at the change specification and analyze the proposal and may ask change requestor to provide more details, or decide to withdraw the request. True False