Finance Sorry for posting more than one question. But these all relate to each other. Pls help. Thank you in advance.

Diversification can reduce or eliminate __________ risk.

A. all

B. firm-specific

C. systematic

D. market

The risk premium is the _________.

A. realized rate of return in excess of the risk-free rate

B. rate of return that can be earned with certainty

C. required rate of return minus rate of riskless asset

D. index return

A portfolio with a 5% beta and 10% standard deviation expects a return of 10% when T-bills is paying 4%. This portfolio had a Sharpe ratio of ____.

A. 0.4

B. 0.6

C. 0.8

D. I do not know

Bonds rated _____ or better by Standard & Poor's are considered investment grade.

A. AAA

B. AA

C. BBB

D. CCC

Consider an investment opportunity set formed with two securities that are not perfectly negatively correlated. The global minimum-variance portfolio has a standard deviation that is always _________.

A. equal to the sum of the securities' standard deviations

B. equal to 0

C. greater than the standard deviation of risk-free asset

D. less than the standard deviation of risk-free asset

The term complete portfolio refers to a portfolio consisting of _________________.

A. the market portfolio combined with the minimum-variance portfolio

B. securities from domestic markets combined with securities from foreign markets

C. the risk-free asset combined with at least one risky asset

D. common stocks combined with bonds

A measure of the total riskiness of an asset is ____________.

A. beta

B. covariance

C. standard deviation

D. alpha