Suppose you owned a portfolio consisting of $250,000 of long-term U.S. government bonds.

a.Would your portfolio be riskless? Explain.

b.Now suppose the portfolio consists of $250,000 of 30-day Treasury bills. Every 30 days your bills mature, and you will reinvest the principal ($250,000) in a new batch of bills. You plan to live on the investment income from your portfolio, and you want to maintain a constant standard of living. Is the T-bill portfolio truly riskless? Explain. (PLEASE INCLUDE THE FORMULA (IF THERE IS ONE) FOR THIS QUESTION.) ANSWER MUST BE ORIGINAL

c.What is the least risky security you can think of? Explain.

PLEASE EXPLAIN YOUR ANSWERS IN DETAIL. ANSWERS MUST BE ORIGINAL. THANK YOU.