Mike is considering choosing between two investing alternatives of $5,000. He could invest in 10-year treasury bonds which yields 3% annually. On the other hand, he could choose to invest in the stock market with average market return of 8%. In this situation, what is the financial opportunity cost that Mike needs to consider? Select one: O a. 3% O b.8% O c.5% O d. 0% O e. None of these