Look again at the data in problem 1. If you had invested $100 at the beginning of this period in this portfolio, what would be your ending balance? For your convenience, Problem 1 read as follows:

"Suppose in the past four years, the returns of your portfolio were 10%, 5%, -6%, and 12%. What was the standard deviation of the returns of your portfolio?"

Select one:

a. $105.25

b. $121.60

c. $122.71

d. $136.34