the difference between NPV,IRR, Payback analysis and how are these methods related? What are examples of opportunity costs and incremental cash flows?...

What is the difference between NPV,IRR, Payback analysis and how are these methods related?

What are examples of opportunity costs and incremental cash flows?

How does the cash flow of a project impact whether or not a company pursues a certain project?

Give an example of how you would employ the different capital budgeting techniques to a real life situation or a situation you can envision. How would you differentiate among three different projects if you could only pursue one of those projects?