A business analyst (BA) facilitated elicitation activities with subject matter experts and end users using observation, workshops, and interviews. After comparing the results, how should the BA resolve the variations?

Which of the following is not a hygiene agent according to Frederick Herzberg theory?

Before the start of a large, cross functional change effort, the team of business analysts (BAs) assigned decided they need something to help them ensure requirements collectively support one another and do not conflict. What option would provide the consistency they are looking for? 

A large company has thousands of geographically dispersed employees and dozens of IT systems. Multiple business analysts (BAs) work in parallel on various requirements with different stakeholders. When considered in isolation, the requirements look meaningful and valuable to those who approved them. However, when it comes to implementation, some of the requirements appear to be contradicting each other. A lead BA recognizes that adding some traceability information would help uncover such conflicts early in the process. To what should the BA trace the requirements?