taking YAHOO FINANCE or Apple ( choose only one company from both to apply your answers on ) as an example, answer the below questions accordingly :

1- What is types of financial data to be included in the differential analysis in details and clear example

2- what is types of financial data to be excluded in differential analysis in details and clear example

3-Propose which specific revenues and costs should be considered in an evaluation to drop or keep a:

• Customer
• Product line

4- In addition, explain sunk and opportunity costs as they relate to yahoo finance or Apple

5- Should these costs be considered in differential analysis? Why or why not?

please answer each question separately with examples and details and avoid plaigarasim and cite your answer. thank you