Business Finance Homework Help

I’m studying for my Management class and don’t understand how to answer this. Can you help me study?

1. Explain the key areas that the Project Manager can impact through his/her “sphere of influence.”
2. Provide examples of how would the Project Manager (PM) interact with each sphere of influence (PMBOK Fig. 3.1).
3. If possible, provide real-world examples and/or research backing to support your points.