You invest all of your money in 1-year T-bills, which is the risk-free asset in this economy. Which of the following statements is (are) correct?

I. Your nominal return on the T-bills is riskless

II. Your real return on the T-bills is riskless.

III. Your nominal Sharpe ratio is zero.

a. I only

b. I and III only

c. II only

d. I, II, and III

e. II and III only