You are considering investing in a project with the following possible outcomes: Probability of Investment States Occurrence Returns State 1: Economic boom 18% 20% State 2: Economic growth 42% 16% State 3: Economic decline 30% 3% State 4: Depression 10% -25% Calculate the expected rate of return and standard deviation of returns for this investment, respectively.

	A.	8.72%, 12.99%
	B.	2.18%, 1.69%
	C.	7.35%, 12.99%
	D.	3.50%, 1.69%