There are equal chances that the economy will be a booming, normal or recessionary. If an investment in the firm would yield 70% return during a boom, 30% return during a normal economy, and a -20% return during a recession, what is the expected rate of return for this investor given those possible returns and probabilities? Group of answer choices

20.67%

17.67%

15.67%

26.67%

23.67%