Which of the following rating (using Standard & Poor system) indicates a bond as a junk bond?

	a.	BB
	b.	BBB
	c.	A
	d.	AA

A portfolio has two stocks. All else the same, the portfolio has the highest risk (standard deviation) if ________________.

	a.	the returns of the two stocks have the highest possible correlation
	b.	the returns of the two stocks have the lowest possible correlation
	c.	the returns of the two stocks have zero correlation
	d.	the returns of the two stocks are the highest in the market