Given the following information, what is the standard deviation of the returns on a portfolio that is invested 35 percent in both Stocks A and C, and 30 percent in Stock B?

		Rate of return	if state	occurs
State of economy	Probability of state occurring	Stock A %	Stock B %	Stock C %
Growth	0.8	21.6	12.8	11.6
Stagnant	0.92	7.4	7.2	10.1

3.67 percent

2.91 percent

2.36 percent

1.95 percent

1.13 percent